Midweight Targeted Cushioning a Comfort toe seama Anatomical left/right fita Comfort ribbed to prevent skin irritationsa Comfortable all over sponge constructiona Comfortable and protective toe cushioninga All over compression for a snug fit with less wrinkles a Contoured heel for support, comfort and protection a Abrasion Resistant and shock absorbing bottom Materials:4% Elastane 38% Acrylic20% Polyamide 38% Merino wool