This is a lightweight and user-friendly bottle holder that can be attached to a backpack. This is the **[most cost-effective compact model]** among the three types of bottle holders we handle. ■ Strengths of this model Incredibly light and cheap!: It has sufficient functions while keeping the price down. Recommended for those trying a bottle holder for the first time or those who want to get multiple. Slim silhouette: A sleek design that won't get in the way when attached to your backpack. ■ Comparison with other models Front pocket size: Compared to the 1780 yen and 1480 yen models, the front mesh pocket is slightly smaller. *Please note that large smartphones with covers, such as 6.7-inch models, will not fit. It is ideal for storing small items such as snacks, small trash, and lip balm. Fabric: While the material is simpler compared to higher-end models, it is durable enough for everyday hiking and walking. Perfect for those who prefer to keep their smartphones in their clothing pockets or want to reduce weight at the lowest possible cost! This item will be delivered in new, unused condition via anonymous shipping. Color: Black (versatile standard color) Condition: New, unused Size: H 17cm x W 9cm (compatible with standard bottle sizes) Weight: 38g