Offer kids the support they need with these cushioned trainer liners, great for wearing while playing sport or in PE. Made from a stretchy cotton rich blend and with a cosy ribbed trim, these kids’ ankle socks have also been finished with M&S' Freshfeet™ technology, working to keep them odour-free for longer even while exercising. All of the cotton for M&S' clothing is sustainably sourced and always will be. M&S' socks have a clever hidden name tag inside the cuff to add your child’s name.87% cotton, 12% polyamide and 1% elastane lycra®- Trainer liner- Freshfeet™: combats the bacteria that causes odours to keep feet fresh, the soft grip has a high stretch making the sock easier to put on & take off, it also helps socks stay in place and more comfortable to wear.- Keeps your feet cooler & fresher for longer- Trainer socks- Ankle high, Ribbed design, Added stretch- 8½ -12 size will fit- 3-6 years,12½-3½ size will fit- 7-10 years,4-7 size will fit- 11-14 years,7½-10 size will fit- 14-16 Years