ASICS Women's Conviction X Cross-Trainer Shoe 100% Textile and Synthetic Imported Rubber sole Shaft measures approximately Low-Top" from arch RhynoSkin Synthetic Leather: An abrasion and tear resistant synthetic leather for increased upper durability. Perforated Sockliner: Optimizes moisture drainage and improves breathability. Integrated Lace Garage: Complies with rules regarding laces. Seamless Construction: The use of seamless materials reduces the potential for irritation and friction caused by traditional stitches and seams.