ASICS Women's GEL-Landreth 6 Running Shoe 100% Mesh and synthetic Rubber sole Heel Clutching System provides improved support and creates improved heel fitting environment Biomorphic fit upper helps to reduce buckling and the potential for irritation Rearfoot and forefoot gel cushioning attenuates shock during impact and toe-off phases Comfordry sockliner provides cushioning performance and anti-microbial properties for a cooler, drier, healthier environment Width specific footwear designed on lasts that properly cradle the foot