Pack includes 10 pairs of socks, each in a different color. Rib-knit cuffs. Soft-knit fabric, with comfortable stretch. Notched seams at toe and heel for added comfort. Textured logos at soles. Size 0-6M = 19"-27" height, 7-17 lbs. weight. Size 6-12M = 27"-29" height, 17-22 lbs. weight. Size 12-24M = 29"-33" height; 22-30 lbs. weight. Size 2T-3T, Height 33"-39", Weight 30-36 lbs. Size 4T-5T = 39"-45" height 36-46 lbs. weight. machine wash according to the care instruction label .