Adjustable waist with tie detail. Thanks to the UPF 40+ (Ultraviolet Protection Factor) sunlight protection factor, our swimsuits protect against harmful UV A / UV B rays. Product Content and Features Product Content: Main Fabric: 80% Polyester 20% Elastane Lining: 100% Polyester. Product Specifications: Length: Standard Pattern: Printed / Patterned Product Type: Swimwear Silhouette: Swimwear License: Spiderman Gender: Boy