1. T-shirt material: 85% polyester fiber + 15% spandex 2. Pants material: 76% nylon + 24% spandex 3. Soft and loose, high elasticity, breathable and not stuffy. 4. Suitable for summer sports, outdoor leisure, home wear, etc 5. A great gift for your lover, family and friends 6. Various sizes are available to meet the needs of buyers of different sizes.