ENJOY LINERS & ENJOY SPORTS1. Designed for any and all activities, perfect for outing, camping, hiking, running, tennis, etc.2. MOST IMPORTANTLY, these are COMFORTABLE to wear while doing sports or other causal activities!3. 200-Needle (200N) Dense Knit using premium combed cotton in a good thickness (not thick not thin).4. Soft, Elastic, Breathable, Moisture-wicking and Odor-fighting, keeping your feet dry and soft all day long for peak performance. Let's get out there and enjoy the outdoors!SUBSTANTIAL & DURABLE SPORTS Liners1. Your toe will NOT poke through.2. 200-NEEDLE (200N) DENSE KNIT for more elasticity (most competitors are 84-96-144 needle knit).3. Reinforced Toe and Heel with accurate sizing.4. These Middle Cut Liners are Invisible in most women's sports or casual shoes, allowing for a stylish look while doing sports or other causal activities.GUARANTEED NON SLIP1. Stretchy Blended Cotton Material with 200-Needle Dense Knit (more elasticity) comfortably hugs your feet.2. Quadruple Curved Silicon Heel Grips.3. Enhanced Heel, Y-Heel Construction, and Elastic Topline minimize slipping to keep the sock in place on your foot. ADDED VALUES Product comes in a premium quality gift box, ready for gift giving. For US customers, this product comes with 1-MONTH FREE TRIAL & 1-Year Warranty & FREE life time customer service. Satisfaction Guaranteed! If not, we shall send a free replacement or issue a full refund.