The practical chest strap is a good fixing accessory for the monitor, which is made of good and wear-resistant material. The practical device fixing band can bring you good experience, and you can use with confidence. The practical chest band can be your good helper and be your good choice. Features -Color:Pink -Material:Nylon -Size:33.00X3.00X0.10cm/12.97X1.18X0.04in -It should be worn tight enough that it won't move on your chest, but not so tight that it restricts blood circulation. -The replacement strap is very supple, breathable, sweat-proof and lightweight. -The suitable size and lightweight make it easy to use and can fit so many people well. -Easy to install and remove, use as simply as the chest band. The band's material is tough and supple make you can't -Comfortable and user-friendly, and this chest strap can fix the monitor well. Package list: 5 x Chest Strap