Compression and muscle recovery. Certified conformance to medical standard. Designed to improve blood flow, which in turn helps to flush lactic acid during, and post, training and racing. Provides circulation improvement and an improved recovery rate. This compression sock also reduces calf muscle oscillation. Made from Tencel® for a super soft hand feel and from LYCRA® SPORT to ensure a close, comfortable fit. Minimum Cushioning:- For runners that like a small amount of cushioning, especially in the toe and heel areas for an added touch of comfort. Minimum is the second level of cushioning from HILLY, above our Zero Cushioning level.Features:- Reduced calf muscle oscillation- Increased blood-flow helps clear lactate- Proven circulation improvement- Improved recovery rate- Mid-level anatomical cushioning- Vented upper and arch grip- Flat under toe seam construction- Tactel® super soft hand feelSpecifications:- Composition: 63% Polyamide, 32% Polyamide (Tactel®), 5% Elastane (LYCRA® SPORT)Care:- Wash at 30 degrees- Do not bleach- Do not tumble dry- Do not iron- Do not dry clean- Do not iron print- Do not use biological detergents- Do not use fabric softener- Dry away from heat- Wash with like colours