Sternum Strap Backpack ,Adjustable Chest Strap with Emergency Whistle Buckle outdoor backpack fixing strap

Product description
Size: length 110cm width 2.5/3.2cm
Colour: Black
Material: Polyester
Package content: 4PCS outdoor backpack fixing strap
1. 【BELT MATERIAL】: new environmental protection polypropylene 1000D wear-resistant material, non-slip
2. 【BUCKLE MATERIAL】: long service life, can be used repeatedly for a long time.Each strap with a quick release buckle and easy to buckle and unbuckle
3. 【ADJUSTABLE】： you can adjust it to your expected length. One piece of elastic has been attached on the strap. You will not feel too much pressure on your chest.
4.【 WEAR RESISTANT】: High tear resistance and tensile strength as well as optimal wear resistance
5.【 USE】: Can be used for tents, sleeping bags, goods, luggage, binding, fastening, etc.