The Simms® Right Angle® Plus Replacement Footbed adds comfort and support to your wading shoe by absorbing shock and promoting good foot alignment. FEATURES: Replacement footbed Right Angle® technology Promotes good foot alignment and posture Shock-absorbing Full length PU mold SIZING: S: Men’s Shoe Sizes 7-8.5 M: Men’s Shoe Sizes 9-10.5 L: Men’s Shoe Sizes 11-12.5 XL: Men’s Shoe Sizes 13-14