Fandabulous nappies, 40 cm highly recommended for tiny babies, 60cm used as night nappies early on but just outpeed too quick to be in use after about 4montns. Would recommend 40/50 cm's for newborns (with gusseted wrap) 40's will only last a few weeks with tiny babies, if your babe is measuring big, go for 50cm. Quick to dry even though bamboo, magic...