Stainless Steel Reinforced Rim: The cup features a stainless steel-reinforced rim that adds strength and stability to the cup's structure. This design ensures the cup maintains its shape even when folded, providing better durability.Space-Saving Design: Collapsible design, when not in use, the cup folds down to a fraction of its original size, saving valuable space in your backpack or drawer. Additionally, the included carabiner allows you to hang the cup on your bag for easy access during hikes or climbs.Food-Grade Silicone Material: Crafted from premium food-grade silicone, the collapsible coffee cups are safe and reliable for daily use. This material is BPA-free, is also durable and flexible, making it an excellent choice for both hot and cold drinks.High-Temperature Resistance: Designed to withstand extreme temperatures, the travel cups can handle both hot and cold beverages effortlessly. Whether you're sipping on a steaming cup of coffee or enjoying an ice-cold drink, cleaning is as simple as rinsing it with water and letting it dryMulti-Scene Applicability: Whether you're camping in the wilderness, hiking on a trail, the cup is versatile enough to fit any scenario. Its compact and lightweight design makes it easy to carry, while its stylish appearance adds a touch of elegance to any setting. Idea for outdoor adventures and everyday use at home or in the office.