Stay cosy this season with a onesie. The onesie has fast become a wardrobe staple. Snuggle up in a super soft hooded onesie, or have a bit of fun with animal prints and novelty onesies! Whether you're having a pamper night in or giving as a gift, a onesie is a must-have this season. 95% polyester, 5% elastane. Flat measurement: top: total length: 58cm/22.7", bust: 46cm/18.3", sleeve length: 63cm/24.7". Bottoms: waist: 36cm/14.3", inside leg length: 79cm/31.3". Model wears uk size m. Machine wash. Keep away fr.