S (20-40KG), M (40-60KG), L (60-75KG), XL (70-90G), 2XL (90-100KG),3XL(100-110kg). Buoyancy Aid Material: Life jacket is made of 300D tear-resistant oxford and inner with waterproof coating which less water absorption and high buoyancy, anti-leakage, skin-friendly, moisture-proof, very breathable and not stuffy, ensuring your water safety. Safe And Adjustable: 5 solid webbing straps with a width of 4.5 cm, three at the waist and two at the back, very strong and wear-resistant. They can be adjusted and fixed according to the body type of different users. The buoyancy vest can be securely fastened to the body without worrying about slipping. Great for beginners and novices. Multifunctional Protection: Night vision reflective cursors are designed on both sides of the shoulders of the life jacket, which can help quickly lock the position in the water and carry out rescue in case of danger. The emergency rescue whistle is designed on the left front chest, and the life-saving whistle integrated with the life jacket is used for calls and warnings in emergency situations. Wide Range Of Uses: This life jacket can be used for outdoor or large indoor water sports such as swimming, beach sports and water work, kayaking, cruising sailing, canoeing, paddle boarding, sea fishing, canyoning, water parks and large Indoor water sports,etc. › See more product details