Birkenstock Birko Contact Sport shoe inserts Size 42 Men’s 9 Women 11 The Birkenstock Birko Contact Sport Wide Arch Support Insoles are a full-length, semi-rigid orthotic arch support insole for low to neutral arch types. They feature a microfiber lined foam top-coat that provide a deep heel cup for natural cushioning and shock absorption, natural contoured arch support for longitudinal medial arch support, and a low impact metatarsal support. The EVA base provides flexibility and also helps absorb shock while molding to your feet over time for superior comfort. Their raised side flanges will help aid in controlling foot movement and stability to reduce both over-pronation and supination. Box has some damage Cr-80