Q&A Q1: Can they be machine washed? Will this influence their compression?Yes, our wide calf compression socks can machine wash with cold water and air dry. If you want to keep better compression, hand wash is the best choice.Q2: What are these stockings make out? Will they be too hot for summer use?Athbavib Compression socks are made of high-quality nylon and spandex materials, which are comfortable and breathable for summer use.Q3: Are they really helpful for reducing soreness and pain?Yes, our compression socks can provide graduate compression to effectively promote blood circulation and oxygen flow. Which will reduce soreness and pain.Q4: Do these socks slide down as you're walking throughout the day?The no-slip cuff design makes it is not easy to slide down while walking throughout the day. Choose Athbavib compression socks, choose a more comfortable life!Q5: How do I know what size to get?You could measure the circumference of the ankle and calf and then choose the right size according to the size chart. Since it has a therapeutic function, this product is tighter than ordinary socks.