The Set Sail Happy Nappy is perfect for baby boys & will give you peace of mind when you take your baby to the swimming pool, that there will not be an embarrassing evacuation of the pool because your babys nappy leaks! This cute blue nappy cover with a sailing print fits really securely with soft elastane leg cuffs & waistband & can be worn on its own or with the Splash About Nappy Liner & Nappy Wrap