The New and Improved Happy Nappy by Splash About is a reusable neoprene swim nappy which reliably protects against faecal leaks. Endorsed by parents worldwide and recommended by 90% of UK swim schools, The Happy Nappy is the ideal alternative to disposable swim nappies. Designed to move with your baby as they kick and splash, with no gaping, the Happy Nappy fits snugly on the waist and thighs, with specialist fabric forming a secure seal that will hold in solids.