Lots of pockets, 16 pockets are convenient for organizing various tools and small stuffs that can be carried around, very functional. Made of 35% cotton and 65% polyester, top materials, lightweight, breathable and comfortable. The main zipper is on the left hand side. Highly practical vest, great for fishing, hunting, safari, travel, photography, camping, outdoor work or casual daily wear etc. Soft fabric is perfect for all seasons. The unique and thoughtful pocket design balances appearance and practicality. Multiple pockets, Concealed pockets and Zippered inner pockets makes it safer and more practical. A great equipment for safe travel, planning tours, or taking public transportation. The choice of vest size is mainly based on your Chest Size, which should be at least 4 inches larger than your own chest. Refer to the Size Guide provided in the Product Description below for specific details. PRODUCTS FEATURES: 1. High quality materials with good workmanship from the strong stitching to the functional pockets, sturdy and comfortable fabric. 2. Multi-pocket design with velcro or zipper closures to secure your items and other D-ring clips to clip important items onto. It not only carries more than most purses, but everything can be organized for easy to get. 3. Perfect for many needs, occupations, recreational activities, utility vest for fishing, travel, safari, hunting, medical, hiking, climbing, photography, journalist and other outdoor work. 4. Practical vest for all seasons: adds warmth without bulk of sleeves, to add to a T-shirt in warmer weather and for layering clothing, good layout concept does not restrict your movement. LUSI MADAM Vest Size Guide: Your Chest 38-39", recommend Small Your Chest 40-41", recommend Medium Your Chest 42-43", recommend Large Your Chest 44-45", recommend XL Your Chest 46-47", recommend XXL Your Chest 48-49", recommend 3XL Your Chest 50-51", recommend 4XL Your Chest 52-53", recommend 5XL Your Chest 54-55", recommend 6XL Your Chest 56-57", recommend 7XL Please Note: The above "Your chest" depends on the maximum value of the following three: Chest, Waist and the largest spot around the Stomach. If you are a plus size man or have a beer belly, please add 1-2 sizes on top of the above.