Alpinestars Knee Undersleeve for B2 Carbon Knee Brace is specifically made to be worn with the B@ Carbon Knee Brace to prevent chaffing and to stay put while doing so.

Alpinestars Knee Undersleeve for B2 Carbon Knee Brace Features:

• Stays in place with elastic bands
• Protection for your legs under the B2 Knee Braces
• Prevents chaffing