Engineered for serious lifters, our Pro Straight Stiff Knee Sleeves are the stiffest, strongest, and most supportive sleeves on the market—built to help you move massive weight with confidence and control. Featuring the traditional straight line knee sleeve shape, our Stiff Knee Sleeves provide cast-like compression and delivers maximum performance. Maximum Support Meets Unparalleled Compression Designed with elite powerlifting in mind, these sleeves lock in your knees with aggressive compression and structural stiffness, helping to stabilize joints, reduce strain, and improve performance across squats, leg press, lunges, and all major leg movements. Next-Gen Design and Materials We’ve leveraged the latest in technology to craft a sleeve that hugs your legs while maintaining uncompromising rigidity. Featuring high-density neoprene and reinforced stitching, every rep feels supported—no matter the load. Built By Athletes, For Athletes Born from the grind of competitive training, our Pro sleeves are crafted by lifters who understand the demands of strength sports. No fluff. No compromise. Just gear that performs. Whether you're prepping for your first meet or chasing world records, Pro Stiff Knee Sleeves has your back--and your knees -Approved federations- USPA, PLU, USAPL, WRPF and most recognized federations. NOT IPF approved SIZE CALF (IN) CALF (CM) XS 11.5–12.5 29–33 S 12.5–13.5 32–35 M 13.5–14.5 34–37 L 14.5–15.5 37–40 XL 15.5–16.5 40–42 2XL 16.5–17.5 42–44 3XL 18.0–19.0 45–48 4XL 18.0–19.0 48–51
