Soft muslin cotton - softer with each wash Pre-washed and dual layer Lightweight fabric allows baby's temperarture to regulate Size 120cm x 120 cm ideal for swaddling newborns to larger babies Made with finely-woven muslin cotton, Lulujo's soft and breathable swaddling blankets keep baby feeling safe and secure. The lightweight fabric helps regulate baby's temperature while the loose weave allows for enough stretch to achieve a snug fit. The muslin swaddle gets softer with every wash and can also be used as a blanket, a nursing cover, or a portable crib sheet.