Our kids socks are made of fibre content: 80% Combed Cotton, 17% Nylon, 3% Elastane.He high content of natural cotton ensures good breathability and sweat absorption, making kids feel comfortable while running, walking and jogging. Hand Link Toe Seam provides extra comfort on toes, make kids clothing more comfortable and exercise more convenient. Adapt to various occasions: socks are suitable for sports or daily wear, such as playing soccer, baseball, tennis, running, dancing, celebrating festivals, Halloween party and school season, wearing school uniforms and so on. High ribbed top cuff style socks with retro stripes hearts design.The premium cotton crew socks is best choice for your fashion style or convenient daily wearing. Shoe size matters most. Ages are for reference only. Easy handle, machine wash cold at gentle setting with like colors.