Boys Thomas The Tank Engine Walk in Sleeper - Mini Club This walk in sleeper is a must have for Thomas The Tank Engine fans. He will love cuddling up in this soft walking sleeper. This sleeper features a Thomas The Tank Engine motif and a soft touch finish. Are you looking for something comfortable but simple, take a look at our essentials range. View all boys pyjamas & underwear here. Fabric 97% Polyester 3% Elastane Washing Instructions Warm machine wash on permenant press cycle, do not bleach, may be tumble dry, iron on low heat, do not dry clean, keep away from fire, iron on reverse, wash similar colours together. Sizing Guide - Baby Clothing Age - Weight Early Baby Up to 2.3kg (5lbs) Small Baby Up to 3.4kg (7.5lbs) Newborn Up to 4.5kg (9.9lbs) 0-3 Months Up to 6.5kg (14.3lbs) 3-6 Months Up to 8kg (17.6lbs) 6-9 Months Up to 9kg (19.8lbs) 9-12 Months Up to 10kg (23lbs) 12-18 Months Up to 11kg (25.5lbs) 18-24 Months Height 86-92cm