HIGHLY FUNTCIONAL AND SIMPLE DESIGN- Bottle sling fit most any water bottles. No hard materials. Makes it easy to bring water along wherever you go. Black strap extends to a the bottom of the bottle, positioning itself under the bottle, so that it can not fall off LIGHT WATER BOTTLE HOLDER- Universal beverage and water bottle lanyard, with 1 elasticated sling to fit for bottle with a diameter of around 2.30--3.58 inches, ALL TYPES (16 oz,18 oz, 20 oz, 22 oz, 32 oz, 40 oz,48 oz and etc ) of sport water bottles ADJUSTABLE BOTTLE SHOULDER STRAP- Up to 31.5 inches in length, can be worn in the front or on your side, 1 inch width is very comfortable to carry water in while it is on your shoulder.perfect for daily walking, biking, hiking, going to the beach, and outdoor events BOTTLE BELT- Foldable function to store easy, perfect for everyone who likes to daily walk as a christmas gifts, holiday gifts, Mothers Day, Fathers Day and year gifts. colour:Black Material:Polyester size:2.5 x 80CM Package Contents: 4 x water bottle strap Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.