The Polysorb Cross Trainer is the best combination of shock absorption and energy-return in the Spenco line. Athletes looking for cushioning who participate in a variety of physical activities. Effective for use in all team sport competition and training, and for consumers seeking additional cushioning in both the forefoot and heel.

Spencore heel plug provides extra cushioning and shock absorption in the heel. Lightweight polysorb polyurethane foam provides arch and heel support. Spencore material a 5/32 inch layer of this material absorbs shock and impact to provide our most intense comfort and cushioning. EVA forefoot cushion provides cushioning and energy return for high impact sports. Spenco insoles with 4-way stretch fabric help prevent blisters. Nylon.

Best Sellers Rank: See Top 100 in Health & Household. Recommended Uses For Product: Heel,Shoe. Material: Polyurethane Foam. Product Benefits: Arch support. Color: Green. Brand: Spenco. International Shipping: This item can be shipped to select countries outside of the U.S. Domestic Shipping: Currently, item can be shipped only within the U.S. and to APO/FPO addresses. For APO/FPO shipments, please check with the manufacturer regarding warranty and support issues. Country of Origin: China. : B000KVT3AW. Manufacturer: Spenco Footcare Products. Date First Available: November 14, 2006. Department: unisex-adult. Item model number: 38-034-01. Product Dimensions: 9.5 x 3.4 x 0.83 inches; 2.82 Ounces. Is Discontinued By Manufacturer: No.