This Calvin Klein boys' swimwear is perfect for your little one's summer adventures. The trunks are designed with a drawstring for a secure fit and come in a stylish black color with a beach theme. The swimwear is made of polyester material and features a back pocket, above-the-knee design, and UV-protection to keep your child safe in the sun. The swimwear is sized for boys aged 10-12 and is lined for added comfort. It's perfect for a day at the beach or pool and will keep your child looking and feeling great. The brand is well-known for its quality and style, making this a great addition to your child's summer wardrobe.