The essential trainers are also available in a baby version: fun & practical, they are easy to slip on with elasticated laces! Jersey uppers 80% polyester, 20% polyurethane. Elasticated laces through eyelets & touch 'n' close tab for effective support. Tab at the back to make them easier to put on. Lined in 100% polyester fabric.100% cotton cushioning.WHAT YOU NEED TO KNOW: We recommend you check your child's shoe size using a foot scale.