Toddler boys sizes 3T, 4T and 5T will love this two piece swimwear set. The set includes a long sleeve rash guard shirt and a swim trunk. The top has a Spidey graphic and the shorts have an allover spiderman print. The swim bottoms have an elastic waist and are pull on. The inside has a mesh lining. Kids will love wearing it to swim at the pool, water and theme parks, lake, ocean, river, and more! The set has sun protection to help prevent burns. This swimming set makes a great birthday gift for a son, grandson, nephew or friend. It would be good for a hero themed celebration pool party.