We only list UK sizes. If you're not sure what your UK size is, please click on ‘Size advisor’ or review our size guides.
Kids’ underwear needs to be comfortable as well as practical, and this three pack of cotton rich trunks, complete with four way stretch, delivers all that and more. Created from a breathable cotton with added Lycra and given our clever Flexfit™ technology for wear that follows their movement, these kids’ trunks are the perfect pair of everyday underwear and have been treated with StayNEW™ so they stay looking their best for longer.4 Way stetch for best ever fit.
You may return unused products within 35 days of purchase with a valid parcel summary document. Your items don't need to be in the original box or bag as long as they're securely packaged.Tell me more about how to return items and the M&S returns policy
Standard Tracked: FREE over $60 (normally $5); 5-8 days (metro areas).
Tracked Express Delivery: FREE over $120 (normally $14); within 5-6 working days.