Battery performance: up to 48 days of battery life in smartwatch mode with solar charging (assumes all-day wear with 3 hours per day outside in 50

even off-center hits

An updated fit hugs your foot at the heel

Carbon Metallic Poly Weave

Reinforced toe adds durability for overhead serves and volleys

OS1st DermaSox Size_0500XL Battery performance: up to 48Treat dry and sensitive feet with the OS1st DermaSox! These groundbreaking socks combine patented skincare technology with advanced sock design for unparalleled comfort and hydration. Infused with a proprietary microencapsulated formula, DermaSox deliver moisture and nourishment to high stress areas of the foot, ensuring long lasting relief and protection. Key Features: Advanced Skincare Technology: Patented formula with four soothing and moisturizing