Size:0.8" Welcome to my store , Hope you have a pleasant shopping trip! Features:1. Made of premium nylon material, durable, not easy to fade and easy to use.2. The length is adjustable, you can adjust the length according to your needs.3. Buckle design, press to use.Specifications:Colour: Black, blue, redSize: 2cm/0.8in wide, adjustable lengthMaterial: NylonPackage List:4pcs x Chest Strap BackpackNotes: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.2. Please allow 1-2cm slight dimension difference due to different manual measurement. Material: Made of Premium Nylon Material, Durable, Not Easy to Fade and Easy to Use. Buckle Design: It Can Effectively Prevent the Shoulder Straps of the Backpack From Slipping to Increase the Balance of the Body. Adjustable Chest Strap: The Length Is Adjustable, You Can Adjust the Length According to Your Needs. Wide Range of Uses: It Can Be Applied to A Variety of Scenes, Suitable For All Kinds of Backpacks, Used For Outdoor Activities Such as Mountaineering, Hiking, Camping, Jogging, Etc. SHOP WITH CONFIDENCE: To provide you with the highest quality service, If you have any question, please feel free to contact us.We will provide after-sales service until you are satisfied. Material: Made of Premium Nylon Material, Durable, Not Easy to Fade and Easy to Use. Buckle Design: It Can Effectively Prevent the Shoulder Straps of the Backpack From Slipping to Increase the Balance of the Body. Adjustable Chest Strap: The Length Is Adjustable, You Can Adjust the Length According to Your Needs. Wide Range of Uses: It Can Be Applied to A Variety of Scenes, Suitable For All Kinds of Backpacks, Used For Outdoor Activities Such as Mountaineering, Hiking, Camping, Jogging, Etc. SHOP WITH CONFIDENCE: To provide you with the highest quality service, If you have any question, please feel free to contact us.We will provide after-sales service until you are satisfied.