WATER BOTTLE HOLDER – Our water bottle holder is available in a variety of colors: black, blue, pink, green, and purple. It is designed with your busy lifestyle in mind and lets you go hands-free with your water bottle. MULTIPLE SIZES – The small sling is 3” x 11.5” (7.5 x 29 cm) and fits Healthy Human 16 oz and 21 oz bottles. The large sling is 3.5” x 13.5” (9 x 34 cm) and fits Healthy Human 32 oz and 40 oz bottles. SHOULDER STRAP – Our neoprene strap with extender allows you to carry your water bottle in your hand or across your body for a comfortable fit and hands-free carry. The strap length can vary from 15 inches (38 cm) to 31 inches (79 cm). POCKET – The water bottle sling is designed with a pocket that is perfect for your keys, phone, cards, or other small daily essentials. CAMPING ACCESSORY – It is the perfect camping accessory to help you stay hydrated hands-free while walking, running, hiking, biking, and so much more!