Specifications Product Name: Children's Arm Sleeves, 4 Pairs, Nylon Compression Arm Sleeves Color: 2 Black + 2 White Material: Polyester Weight: 99 (g) Product Size: 33*10 (cm) Packaging Size: 30*20*1.9 (cm) Durable and ComfortableOur arm sleeves for kids are made from high-quality polyester, offering excellent elasticity and durability. The lightweight design ensures a snug fit without hindering movement, making them perfect for various sports and activities. Perfect Fit for AllDesigned with a length of 33 cm and a width of 10 cm, these kids arm sleeves accommodate a wide range of arm sizes, ensuring a comfortable fit for children aged 4 to 12 years old. The seamless design enhances comfort during wear. UV ProtectionOur youth arm sleeve provides effective sun protection, blocking harmful UVA and UVB rays. The football arm sleeve are long enough to cover the arms fully, safeguarding your child's skin during outdoor activities. Breathable and Quick-DryingCrafted with breathable and quick-drying materials, these compression sleeve for arm keeps your child's skin fresh and dry all day long. The seamless technology ensures a smooth and comfortable experience. Versatile UseSuitable for all sports and outdoor activities, our arm sleeves for kids offer UPF50+ UV protection and remain comfortable for long hours. Whether running, cycling, or playing sports, these football arm sleeves provide the necessary support and protection.