Lightweight & Quick Dry: 90% polyester + 10% spandex cloth, Soft, sleek, lightweight, breathable, moisture-wicking, quick-drying that protects against rashes and abrasions offers great comfort. Sun Protection: UPF 50+ Tee shirts provide Permanent protection against harmful ultraviolet rays, No more sun damage. Mesh Material: 2 Pcs compression sets are made of Soft, breathable and moisture-wicking fabrics, Ergonomic compression fit for enhanced range of motion Increase Muscular Power & Endurance. High Elasticity: High-Elastic fabric effectively protect muscles, prevent muscle vibration, maintaining physical function. Non-allergenic, slim & tight fit perfect showing off muscle and physique. Application: Sport clothes for men are great to wear for indoor/outdoor activities (running, cycling, jogging, baseball, basketball, yoga, soccer, hockey, training, tubing, camping, hiking, workout, climbing and any sports).