ALPINESTARS NUCLEON PLASMA BACK PROTECTOR
Description
The Alpinestars Nucleon Plasma back protector is a lightweight, CE Level 2 certified back insert designed to absorb impacts and provide reliable back protection while street riding. The viscoelastic Plasma material and highly ventilated structure offer a blend of safety, flexibility, and high comfort.
Features:
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Back protector certified to EN 1621-2:2014 Level 2.
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Made of Nucleon Plasma compound, a lightweight, flexible, and high-impact-absorption material.
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Highly perforated “M” structure to maximize ventilation and heat dissipation.
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Inner lining made of soft-touch fabric to enhance comfort and protect the surface of the protector.
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Slim and flexible design that adapts to the body's shape and follows the natural movement of the spine.
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Developed in various waist-to-shoulder sizes for appropriate coverage for different body types.
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Removable insert, designed to be placed in the dedicated back pocket of motorcycle jackets.
How to use it:
It should be inserted into the jacket’s back pocket, with the rigid part aligned along the spine and the lower part positioned so that the protector also covers the lumbar area. It is advisable to check that the protector is completely inside the pocket, without folds or protrusions, to ensure that the protection maintains its effectiveness in the event of an impact.
Alpinestars leather jacket compatibility:
- Stella women's jacket (S for sizes 38-40) - (M for sizes from 42 to 50)
- Men's jacket (M for sizes from 44 to 50) - (L for sizes from 52 to 64)
Alpinestars textile jacket compatibility:
- Stella women's jacket (S for sizes XS-S) - (M for sizes from M to 2XL)
- Men's jacket (M for sizes from S to M) - (L for sizes from L to 4XL)
Shipping Rates
At Aventurx, we work to deliver your products to you in the shortest possible time and with the utmost care. Below you will find all the details on our shipping rates and methods. We ship to Italy and Europe.
Please note: order processing and/or shipments during holidays may experience slight delays.
Shipping to Italy
Standard shipping rate: €4.99 for all orders with a total value under €50.00. For orders with a total value exceeding €50.00, free shipping is provided.
Shipping to European Union (EU) member countries
Standard shipping rate: €9.99 for all orders.
Shipping to European countries (non-EU)
Standard shipping rate: €19.99 for all orders
Returns and Refunds
We want you to be completely satisfied with your purchase from Aventurx. If for any reason you change your mind, you have 30 days from delivery to request a return.
How the refund works
To cover the administrative costs, a fixed fee of €5.00 will be deducted directly from your total refund.
Step-by-step procedure
- Request: Access your Personal Area and select the order you wish to return.
- Authorization: Once the request has been sent, you will receive an email with instructions and the label to apply to the package.
- Shipping: You can drop off the package at a collection point (e.g., BRT, Post Office, InPost) nearest to you.
Quality Control and Return Acceptance
It is essential that the product arrives in our hands in the same condition in which you received it.
- Verification: Once the package is received in the warehouse, our staff will perform a technical check.
- Conditions: The product must be intact, unused, and complete with original packaging. If the product shows signs of wear, damage, or is no longer resalable, the return will unfortunately be rejected.
- Negative outcome: In case of rejection, we will inform you immediately. The product will remain available for collection (at your expense) from our warehouses, or we can send it back to you after charging the shipping costs.
Refund Times
The refund will be made to your original payment method (or, if you prefer, via a voucher valid for 365 days) only after a positive quality control outcome.
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Fast delivery
We ship via the most reliable couriers using express delivery, so you'll receive your products in 2–3 business days!

Easy and fast returns
Something wrong? You can return your purchases quickly and easily, whether online or in-store.

24/7 assistance
Assistance by mail and telephone every day, whatever your question, we are here.























































