82% Nylon and 18%spandexnFlatlock stitching for comfort and durabilitynIdeal for all watersports that require thermal protection: Surfing/Snorkeling Diving/Paddling/ BoatingnUV protectionnPlease choose the size according the following detailsnS:155-160cm, weight:55kgs M:160-165cm,weight:60kgs L:165-170cm,weight:70kgs XL:170-175cm,weight:80kgs 2XL:175-180cm,weight 95kgs Avoid sun exposure and UV UV protection. Material: UPF50+ nylon with professional Lycra spandex material wearing comfortable, cool, is the best beach swimming diving activities UPF50+ sunscreen, enough sunscreen and sunscreen. Play a protective role, such as jellyfish scratch wound or coral.