Reehut Non-Slip Skid Yoga Socks w/ Grip for Exercise, Training, Workout, Fitness & Pilates PERFECT FIT SIZE - One size fits most (EU 35-38 / US 5-7.5). Package included: Set of 4 (various colors). Machine wash in cold water - Dry flat, do not iron. MATERIAL - 98% Cotton Materials. Breathable, antibacterial and durable. Absorb sweat, freely breath. You will feel super soft and comfortable from tiptoe sense. Arch bracing design to keep your feet nice and make foot massage. SKID RESISTANT - Eco-friendly silicone dots, all grip nonslip. Allows you to safely practice. Enhances balance and stability. Arch bracing provides additional support and customized fit. Keeps socks securely sticky on your feet. ALL PURPOSE - Perfect for travel, studio, home and gym, perfect traction sock for hot yoga, pilates, Barre and Bikram. With 4 various colors, our yoga gear ensures you're always in style. 1-YEAR WARRANTY - If you found any product quality problem when using, we'll refund your order with our 1-year warranty.