3 pairs of boys trainer socks with grip for non slip help. Children will love the cotton rich feel of the socks. The sole grip provides for helping your child to walk with comfort. The socks come in a mixture of colours or all black so your kids trainer socks can choose what they like. The socks are made to a high quality standard with arch support and a ventilation mesh. Shoe Sizes: UK 9-12. UK 12-3, UK 4-6. Fibre Contents: 65% Cotton, 30% Polyester, 5% Elastane.