This clever little sleeping bag has a nifty Nappy Change Zip making night-time changes super easy. Double poppers at the shoulders means your baby is extra secure, especially if they are a wee wriggler. OEKO-TEX 100 certified cotton and free from any nasty or harmful chemicals or substances. 1.0 tog - For warm summer temperatures of 21-23 degrees C (69-74 degrees F) British Safety tested – conforms to BS EN 16781:2018 Age: 0-6m - For babies weighing more than 4kg/8.8lb. Maximum baby length 68cm/27"