Our swimdiaper is great for swimming. It can accommodate a range of different body shapes. These diapers are ideal option for the beach or pool time. They work great in the pool and seem really comfy on your baby.These products work great and can save you money in the long run!Features These swim diapers can fit baby under 2 years, suitable weight: S(10-18lbs/4.5-8kg), M(18-30lbs/8-13.5kg), L(30-40lbs/13.5-18kg). (a rough guide for reference only) Length of Diaper: 13” in length X 6” in width A trim and attractive design that has a terrific fit on any baby. 3x3 snaps:to adjust the size.Just perfect for saving your money in the long term. Elastics waist and legs: Interior Polyester Elastics at the waist and leg openings with soft lycra bindings provides a secure, stretchy fit and easy on and off. Materials Outer: waterproof 100% Polyester with PUL,designed for holding solids. Inner: Polyester Mesh(easy to clean up, offering comfort against baby's sensitive skin). Use: Adjust to fit baby. A snug fit in the legs and waist are key to avoid leaks.