Features: Our hydrations vest is designed to caters to a variety of sports and outdoor activity. Our running vest is suitable for various occasion, such as jogging, travel, outdoor and so on. With this large capacity running hydrations vest, you can carry more and energized while running. The water bag with multipockets where you can store items like water bottles, keys, phones, and so on. Hydrations vest is a choice for outdoor enthusiasts who require a functional vest to carry their items during their adventures. Specifications: Component: Polyester, TPU Size: Small/Medium/Large/XL/XXL(Chinese size ,follow the size chart to select please) Size: S Length:44cm(17.32inch) Bust:78.5cm(30.91inch) Chset Circumference:78-86cm(30.71-33.86inch) Size: M Length:45.5cm(17.91inch) Bust:83.5cm(32.87inch) Chset Circumference:87-92cm(34.25-36.22inch) Size: L Length:47cm(18.50inch) Bust:88.5cm(34.84inch) Chset Circumference:93-99cm(36.61-38.98inch) Size: XL Length:49cm(19.29inch) Bust:93.5cm(36.81inch) Chset Circumference:100-107cm(39.37-42.13inch) Size: XXL Length:51cm(20.08inch) Bust:98.5cm(38.78inch) Chset Circumference:108-120cm(42.52-47.24inch) Package Includes: 1 Pc Running Vest with 2pcs Soft Water Bottles note: Please allow 1-3cm errors due to manual measurement. Due to the difference betweeen different monitors,the picture may not reflect the actual color of the item.