Worn next to the skin, these liners transport moisture quickly away from the skin out to the main sock where it can evaporate keeping feet dry and comfortable. Extremely quick drying they'll be ready and waiting in the morning after a quick wash. An engineered womens fit and aFlat Toe Seam minimises bulk that could cause irritation and built on a structure of Lycra, allows a Thermo Fit process to ensure the sock returns to its original shape and size after every wash. Please note: this is a twin pack containing 2 pairs of liners.