SIZE UP: If you hesitate between two sizes, we recommend choosing a larger size than your usual size. TRUE PERFORMANCE WEAR: Where style meets functionality in our SPORT collection. UPF 50+ UV PROTECTION: Blocks 98% of harmful UVA and UVB rays to keep your skin safe during long days in the sun. ORGANIC COTTON PETIT PIQUÉ FABRIC: Made with organic cotton for a soft, breathable feel, featuring a regular fit for natural ease and comfort.