The Split Mobility Wedge is a beneficial tool to improve ankle range of motion and overall ankle mobility. Two adjustable angles give you the lift and support you need. It's perfect for improving big-toe mobility, stretching calf muscles, improving squat depth, and adding support under challenging positions like push-ups. Don't forget to check out the Barefoot Training Starter Pack above which includes three great products to help you transition into barefoot training. Care Instructions: Spot clean with mild detergent. Towel or air dry.