Spenco EARTHBOUND INSOLES. Made from 55% recycled materials. Spenco s NEW Earthbound Insoles are ideal for those who are seeking firmer support, motion control and a layer of cushioning in a more environmentally sustainable footbed. The Earthbound Insoles offer: Increased Shock Absorption. Advanced Support for the Arch and Heel. Improved Motion Control to Reduce Pronation and Supination. Designed for use in Hiking boots and shoes, athletic, tennis, basketball and training shoes with removable sockliners. PRODUCT FEATURES: Total Support Stability with a? Green" twist. Spenco s EarthBound Insoles Utilize the Advanced Arch Support and Deep Heel Cupping From the Spenco Total Support System. Big Performance with a Little Footprint Made from 55% Recycled & Renewable Materials. 3-Pod Cushioning System (patent pending) absorbs shock and helps prevent over pronation. Recycled Fabric with Ultra-Fresh Silpure Antimicrobial helps prevent blisters and control odor. Metatarsal Arch Support offloads pressure from the ball of foot to help relieve forefoot pain. Forefoot Crash Pad provides extra cushioning under the ball of foot for a smooth transition to toe-off. Recycled 65% EVA, 35% Cork, Polyurethane, Recycled Nylon 66, Recycled Polyester Topcloth with Ultra-Fresh Silpure Anti-Microbial. Hand wash in warm water. Air dry Thickness at Heel: 8.50mm (3/8"); Thickness at Forefoot: 3.5mm (1/8") One-Year Unconditional Guarantee Instructions For Use: Remove the original insole from the shoe (some brands of shoes glue the insole to the shoe, but careful removal will not damage the shoe). Use the original insole as a guide to trace and trim the Spenco Earthbound Replacement Insole. Insert the Spenco Insoles into the shoes.