Size is Men's M. #MultiBetRunning #MultiBetOutdoor Product Description New support tights that balance "protection" and comfort. We have achieved a high-dimensional balance of various elements required for compression tights, such as knee and waist support, ease of movement, and ease of putting on and taking off. The front zipper significantly improves the ease of putting on and taking off the tights. The material is a highly breathable dry mesh. Recommended for long runs, long treks, and golfers who want to stabilize their core. Element Long Tights: A highly supportive model that firmly guards the knees and waist. Support Function: Designed to reduce strain on the knees and waist and stabilize the core. Comfort: The unique three-dimensional design reduces slippage during exercise and bunching of fabric behind the knees. Uses: Suitable for sports scenes such as running, long trekking, and marathons.