Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
- No EU import duties. - Ships within 3-5 business days. (USA) - Ships with 8-12 business days. (International)
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
The Extremely Lightweight Level 2 Ce And Ukca Certified Nucleon Flex Proi Full Back Protector Insert Features A Highly Ventilated Hybrid Of Nucleon Cell And Nucleon Flex Protectors For The Optimum Balance Of Force Dispersion And Flexibility, With A Soft-Touch 3D Mesh Liner For Enhanced Rider Comfort. The Back Protector Insert Is A Full-Length Back Protector, About 22% Longer Than Regular Back Protector Inserts. The Nucleon Flex Proi Is Compatible With All Alpinestars' Sport And Touring Jackets That Have Released Since Spring 2022, As All Jackets Have A Double Pocket To Insert Either A Regular Or Longer Back Protector Insert. The Goal Of The Nucleon Flex Proi Is To Deliver Full-Length Coverage In Terms Of Protection Like A Fixed Back Protector Does, But With The Practicality Of An Insert. Hybrid Technology Alpinestars' Nucleon Cell And Flex Technologies Providing Ventilation And Flexibility. Ergonomically Contoured Dual Zone Outer Shell. Advanced Polymeric Blend With A Solid Cell Structure Core Framed By A More Flexible 3D Cell Structure. Nucleon Flex Technology Layer On The Central Back Zone. More Protection Coverage In Critical Area. Lightweight, Ventilated And Ultra-Comfortable Technology. Rigorously Tested And Certified For Proven Performance In Extreme Temperatures
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What makes the Alpinestars Nucleon Flex Proi Back Protector different from regular back protectors?A: The Alpinestars Nucleon Flex Proi Back Protector combines a lightweight design with advanced Nucleon Cell and Flex technologies, offering enhanced flexibility and ventilation. It is about 22% longer than standard inserts, providing full-length coverage while maintaining the practicality of an insert.
Q: Is the Nucleon Flex Proi compatible with my Alpinestars jacket?A: Yes, the Nucleon Flex Proi is designed to be compatible with all Alpinestars sport and touring jackets released since Spring 2022, which have a double pocket for inserting either regular or longer back protector inserts.
Q: How do I care for and maintain my Nucleon Flex Proi Back Protector?A: To maintain your Nucleon Flex Proi Back Protector, wipe it clean with a damp cloth and mild soap. Avoid using harsh chemicals or submerging it in water, as this can affect its protective properties.
Q: What sizes are available for the Alpinestars Nucleon Flex Proi Back Protector?A: The Nucleon Flex Proi Back Protector is available in various sizes, including Large, designed to accommodate different body sizes with specific waist and shoulder measurements for optimal fit and comfort.
Q: In what conditions has the Nucleon Flex Proi Back Protector been tested?A: The Nucleon Flex Proi Back Protector has been rigorously tested and certified for performance in extreme temperatures, ensuring it provides reliable protection and comfort during off-road motorcycle riding.
Recently viewed
<div class="dynamic-checkout__content" id="dynamic-checkout-cart" data-shopify="dynamic-checkout-cart"> <shopify-accelerated-checkout-cart wallet-configs="[{"name":"shop_pay","wallet_params":{"shopId":69204410420,"merchantName":"Carkart","personalized":true}},{"name":"amazon_pay","wallet_params":{"checkoutLanguage":"en_US","ledgerCurrency":"USD","placement":"Cart","sandbox":false,"merchantId":"A1ONOTYM25CI4M","productType":"PayAndShip","design":"C0002"}},{"name":"paypal","wallet_params":{"shopId":69204410420,"countryCode":"US","merchantName":"Carkart","phoneRequired":true,"companyRequired":false,"shippingType":"shipping","shopifyPaymentsEnabled":true,"hasManagedSellingPlanState":null,"requiresBillingAgreement":false,"merchantId":"KM9YTJJPBC5C2","sdkUrl":"https://www.paypal.com/sdk/js?components=buttons\u0026commit=false\u0026currency=USD\u0026locale=en_US\u0026client-id=AfUEYT7nO4BwZQERn9Vym5TbHAG08ptiKa9gm8OARBYgoqiAJIjllRjeIMI4g294KAH1JdTnkzubt1fr\u0026merchant-id=KM9YTJJPBC5C2\u0026intent=authorize"}}]" access-token="20810d98afa2dc52788bfff7f8a52a25" buyer-country="US" buyer-locale="en" buyer-currency="USD" shop-id="69204410420" cart-id="449316cc95160189e9f793b53d2178a0" enabled-flags="["2d75a54c"]" > <div class="wallet-button-wrapper"> <ul class='wallet-cart-grid wallet-cart-grid--skeleton' role="list" data-shopify-buttoncontainer="true"> <li data-testid='grid-cell' class='wallet-cart-button-container'><div class='wallet-cart-button wallet-cart-button__skeleton' role='button' disabled aria-hidden='true'> </div></li><li data-testid='grid-cell' class='wallet-cart-button-container'><div class='wallet-cart-button wallet-cart-button__skeleton' role='button' disabled aria-hidden='true'> </div></li><li data-testid='grid-cell' class='wallet-cart-button-container'><div class='wallet-cart-button wallet-cart-button__skeleton' role='button' disabled aria-hidden='true'> </div></li> </ul> </div> </shopify-accelerated-checkout-cart> <small id="shopify-buyer-consent" class="hidden" aria-hidden="true"> One or more of the items in your cart is a recurring or deferred purchase. By continuing, I agree to the <span id="shopify-subscription-policy-button">cancellation policy</span> and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. </small> </div>
Cookie Policy
This website uses cookies to ensure you get the best experience on our website.
Read Privacy
