Running marathon running bag men's and women's outdoor cycling fitness belt water bottle waterproof mobile phone sports belt Function description: It can be equipped with mobile phones, bank cards, wallets, passports, tablets and other personal items, in hidden formName: 16cm wide Weight: 120gColour:blackMaterial:Breathable milk silkSize:XL codePackage Contents:1 * 16cm wide Only the above package content, other products are not included.Note: Light 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.