These plastic square loop bands are great to use for a variety of smaller devices. A must have for a Fitbit watch band but can be used for backpack straps, dog collars, harnesses, and more! The square loop bands dimensions are 30 mm x 9.4 mm x 9.8 mm. Personalize your wristband with your favorite colors to add extra flair. Specifications: Perfect for Belt Loops, Loop Buckles, Dog Collars, Harnesses, Backpack Straps and more Material: Plastic Length: 30 mm (1 3/16") x Width: 9.4 mm (3/8") x Height: 9.8 mm (3/8") Available in Baby Blue, Black, Blue, Green, Military Green, Orange, Pink, Purple, Red, White, and Yellow Thickness is 1.6 mm and Available as Singles, 5, 10, and 20 Packs