What is the Alpinestars Bionic Flex Knee Protector designed for?

The Alpinestars Bionic Flex Knee Protector is specifically designed for motorcyclists and motocross enthusiasts. Its primary function is to provide enhanced protection to the knees during high-impact activities like racing or off-road riding. The knee pads utilize Nucleon Flex Technology, which combines flexible materials that conform to the movement of your knee while maintaining impact resistance. This makes them ideal for those who need robust protection without sacrificing mobility.

How does the Nucleon Flex Technology work?

Nucleon Flex Technology employs a combination of advanced polymer blends to create a lightweight yet highly protective knee pad. This technology allows the pad to absorb and disperse energy from impacts while being sufficiently flexible to move with the athlete’s natural range of motion. This is particularly beneficial for motocross riders who need to shift positions quickly as they navigate challenging terrains.

Are the knee protectors breathable?

Yes, the Alpinestars Bionic Flex Knee Protectors feature a slip-on breathable mesh construction. This design promotes airflow, keeping the knees cool and comfortable during extended periods of use. The mesh also aids in moisture management, preventing sweat build-up that can detract from performance. Whether you are practice riding or racing, breathability is crucial for long-lasting comfort.

What sizes are available for the Alpinestars Bionic Flex Knee Protector?

The Alpinestars Bionic Flex Knee Protector is available in sizes S/M. The sizing is designed to accommodate a broad range of leg shapes while ensuring a secure fit. A snug fit is essential to maximize protection and prevent the pads from shifting during rigorous activities. Always refer to the sizing guide before making a decision to ensure the best fit for your needs.

Can I use these knee protectors for other activities besides motocross?

Absolutely! While specifically designed for motocross and motorcycle riding, the Alpinestars Bionic Flex Knee Protectors can also be utilized in various extreme sports such as mountain biking, skateboarding, and snowboarding. Their flexibility and impact resistance make them a versatile choice for any activity requiring knee protection, allowing you to stay safe while enjoying your favorite sports.

How do I properly fit the knee protectors?

To properly fit the Alpinestars Bionic Flex Knee Protectors, slide them over your knee and adjust them so they rest comfortably without restricting movement. The slip-on design allows for easy adjustments. Ensure that the pads sit directly over the knee cap while allowing for flexibility. A proper fit enhances the protective qualities of the knee pads and ensures maximum comfort during your rides.

What materials are used in the construction of these knee protectors?

The Alpinestars Bionic Flex Knee Protectors are made from high-quality, durable materials that aim to balance flexibility with impact resistance. The outer shell typically includes advanced polymers, while the breathable mesh lining promotes comfort and airflow. This combination not only ensures protection but also allows the user to remain agile and comfortable during intense physical activity.

Are these knee protectors suitable for beginners?

Yes, the Alpinestars Bionic Flex Knee Protectors are suitable for both beginners and experienced riders. The user-friendly design and enhanced protection make them an excellent choice for those new to motocross or motorcycle sports. Beginners will appreciate the confidence these pads provide, allowing them to focus more on their technique and skills without the worry of knee injuries.

How do I clean and maintain the knee protectors?

Cleaning the Alpinestars Bionic Flex Knee Protectors is simple. Hand wash them with mild soap and cold water, then allow them to air dry away from direct sunlight. Avoid machine washing or drying, as this can damage the materials. Regular maintenance ensures that your protectors remain in optimal condition, prolonging their lifespan and effectiveness.

Where can I buy Alpinestars Bionic Flex Knee Protector in Brazil?

You can purchase the Alpinestars Bionic Flex Knee Protector conveniently at Ubuy. They offer a reliable platform with a wide selection of motorcycle gear, including knee protectors, ensuring that you find exactly what you need for your riding adventure.

Alpinestars Bionic Flex Knee Protector, Motorcycle está disponível para compras online em Brazil?

Sim, na Ubuy Brazil este produto está disponível para você comprar a um preço razoável.. O Alpinestars Bionic Flex Knee Protector, Motorcycle não está disponível localmente, mas você pode confiar em nós com nossos serviços de remessa expressa.

Quanto tempo leva para receber o produto após fazer o pedido?

O tempo de entrega do seu produto encomendado varia de acordo com o que você pediu e o método de envio que você escolheu.. O tempo estimado de entrega é mencionado durante o processo de checkout, portanto, fique despreocupado ao fazer compras.

Alpinestars Ver original

Alpinestars Bionic Flex Knee Protector, Motorcycle Motocross Pads, Nucleon Flex Technology, Slip-On Breathable Mesh, S/M, Black/Red

Alpinestars

Número do item: 40516251

Alpinestars Bionic Flex Knee Protector, Motorcycle Motocross Pads, Nucleon Flex Technology, Slip-On Breathable Mesh, S/M, Black/Red

63% of respondents would recommend this to a friend

Número do item: 40516251

R$ 854

Detalhes do preço

Excluindo custos de envio e alfandegários ( Os custos de envio e alfandegários serão calculados no checkout )

^{*Todos os itens serão importados de EUA}

Disponibilidade : Em estoque

Importado de loja dos USA

Qtd.:

Peça agora e receba por volta de Terça, Outubro 27

Transação Segura

Nossos principais parceiros logísticos

Garantia U-Care:

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Envio
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Embalagem segura

Produtos 100% originais

Conformidade com PCI DSS

Certificado ISO 27001

Destaques do Produto

Advanced Protection

Designed with cutting-edge materials, the Bionic Flex Knee Protector ensures superior protection against impacts while maintaining flexibility for unrestricted movement during intense riding sessions.

Ergonomic Fit

The knee protector features an adjustable strap system, providing a secure and comfortable fit for larger body types, ensuring effective protection without sacrificing ease of wear.

Durable Construction

Constructed with high-quality materials, this knee protector boasts exceptional durability and resilience, ensuring long-lasting performance even in the most challenging riding conditions.

Detalhes do produto

Closure Type	Pull On
Special Features	Stretchable
Form Factor	Shell
Sport Type	outdoor lifestyle
Item Dimensions	16 x 7 x 4.2 inches (40.6 x 17.8 x 10.7 cm)
Size	Small/Medium
Item Package Quantity	1
Item Weight	15.84 ounces (449.06 grams)
Unit Count	1 Count
Color	Black/Red
Material	Plastic
Fabric Type	Silicon
Brand Name	Alpinestars
Age Range Description	Adult
Model Name	Bionic Flex Knee Protector
Global Trade Identification Number	08059175286964
Manufacturer	Alpinestars
Included Components	Pair of knee protectors
Model Number	6505121-13-S/M
Part Number	6505121-13-S/M
Brand	Alpinestars
Age Range (Description)	Adult

Para quem é indicado?

Motocross Riders
Ideal for motocross enthusiasts seeking enhanced knee protection during high-impact and rough terrain riding.
Trail Bikers
Great for trail riders looking for lightweight protection that allows flexibility and comfort on extended rides.
Skateboarders
Perfect for skateboard users needing knee safety while performing tricks or riding in parks with various obstacles.

Street Cyclists
Less suitable for road cyclists who prioritize aerodynamics and minimal gear due to the bulkiness of knee protectors.

DESCRIÇÃO DO PRODUTO

Alpinestars Bionic Flex Knee Protector, Motorcycle Motocross Pads, Nucleon Flex Technology, Slip-On Breathable Mesh, S/M, Black/Red

About This Item

Introducing the Alpinestars Unisex-Adult Bionic Flex Knee Protector - the ultimate knee protection for active individuals. Whether you're a biker, skateboarder, or just someone who needs extra support during physical activities, this knee protector is designed to keep you safe and comfortable. Constructed with durable materials, this knee protector offers exceptional flexibility without compromising on protection. The Alpinestars Bionic Flex Knee Protector is engineered to withstand impact and abrasion, shielding your knees from any potential injuries. With a sleek black and red design, this knee protector not only provides functionality but also adds a stylish touch to your outfit.

The large/XL size ensures a snug fit for most adults, while the one-size design makes it suitable for both men and women. Featuring the latest technology, the Alpinestars Bionic Flex Knee Protector offers maximum mobility without sacrificing safety. The flexible design allows for a wide range of motion, enabling you to move freely and comfortably during your activities. Whether you're hitting the trails or performing tricks, this knee protector is there to support you every step of the way. Say goodbye to discomfort and hello to confidence with the Alpinestars Bionic Flex Knee Protector. Invest in your own safety and get the Alpinestars Unisex-Adult Bionic Flex Knee Protector today.

Don't let injuries hold you back from enjoying your favorite activities. Order now and experience the ultimate protection for your knees.

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Perguntas e respostas do cliente

Pergunta: Como comprar Alpinestars Bionic Flex Knee Protector, Motorcycle online na Ubuy?

Resposta: É fácil comprar Alpinestars Bionic Flex Knee Protector, Motorcycle online na Ubuy.. Você só precisa procurar o produto, escolher a forma de envio na hora de finalizar a compra e receber no seu endereço.
Pergunta: Alpinestars Bionic Flex Knee Protector, Motorcycle está disponível para compras online em Brazil?

Resposta: Sim, na Ubuy Brazil este produto está disponível para você comprar a um preço razoável.. O Alpinestars Bionic Flex Knee Protector, Motorcycle não está disponível localmente, mas você pode confiar em nós com nossos serviços de remessa expressa.
Pergunta: Quanto tempo leva para receber o produto após fazer o pedido?

Resposta: O tempo de entrega do seu produto encomendado varia de acordo com o que você pediu e o método de envio que você escolheu.. O tempo estimado de entrega é mencionado durante o processo de checkout, portanto, fique despreocupado ao fazer compras.

Alpinestars Knee & Shin Protection 6505121-13-S/M Editorial Review

Alpinestars Bionic Flex Knee Protector, Motorcycle Motocross Pads, Nucleon Flex Technology, Slip-On Breathable Mesh, S/M, Black/Red is designed with a pull-on closure and features stretchable materials for enhanced comfort. Weighing 15.84 ounces, these knee protectors are lightweight and made with durable plastic and silicone fabric. Many users appreciate the breathable mesh design that allows for excellent airflow during rides. The adjustable fit caters well to outdoor enthusiasts and those involved in motocross activities, making it a versatile choice for rigorous sports. Overall, this product promises to offer solid knee protection while maintaining comfort.

Comentários e avaliações dos clientes

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Prós

Breathable mesh for added comfort
Lightweight design enhances mobility
Stretchable fabric allows for flexibility
Durable plastic construction for long-lasting use
Slip-on style makes it easy to wear

Contras

Sizing may not fit everyone perfectly

CONFIANÇA NA PLATAFORMA E PROTEÇÃO AO COMPRADOR

4.2/5 9704 reviews

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“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot

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Informações importantes

Limitações: para envios internacionais de produtos, observe que qualquer garantia do fabricante pode não ser válida; as opções de serviço do fabricante podem não estar disponíveis; manuais, instruções e avisos de segurança do produto podem não estar no idioma do país de destino; os produtos (e os materiais que os acompanham) podem não ser projetados de acordo com os padrões, especificações e requisitos de rotulagem do país de destino; e os produtos podem não estar em conformidade com a voltagem do país de destino e outros padrões elétricos (exigindo o uso de um adaptador ou conversor, se apropriado). O destinatário é responsável por garantir que o produto possa ser importado legalmente para o país de destino. Ao fazer o pedido no Ubuy ou em suas afiliadas, o destinatário é o importador do registro e deve cumprir todas as leis e regulamentos do país de destino.
Nem todos os produtos listados no Ubuy estão à venda, pois o Ubuy é um mecanismo de busca global. Os produtos estão sujeitos às regulamentações de exportação/comércio.

R$ 854

Peça agora e receba por volta de Terça, Outubro 27

Qtd.:

Transação Segura

Em conformidade com o PCI DSS e com certificação ISO 27001:2022, com pagamentos criptografados e proteção total ao comprador em todos os pedidos.

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Tenha uma experiência de compra tranquila e sem preocupações, com produtos 100% originais, segurança de pagamento em conformidade com o padrão PCI DSS, proteção de dados certificada pela ISO 27001, a entrega internacional mais rápida, devoluções gratuitas e embalagem segura em todos os pedidos.*

Alpinestars Bionic Flex Knee Protector, Motorcycle Motocross Pads, Nucleon Flex Technology, Slip-On Breathable Mesh, S/M, Black/Red

R$ 854

Envio rápido

Devolução gratuita*

Embalagem segura

Produtos 100% originais

Conformidade com PCI DSS

Certificado ISO 27001

Destaques do Produto

Detalhes do produto

Para quem é indicado?

DESCRIÇÃO DO PRODUTO

About This Item

Perguntas e respostas do cliente

Alpinestars Knee & Shin Protection 6505121-13-S/M Editorial Review

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Informações importantes

R$ 854

Garantia Ubuy

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