These carrotez collapsible cups are total game-changers for anyone who loves the outdoors or just hates bulky kitchenware! Made from premium Korean silicone that's food-grade and BPA-free, so you can drink safely without any weird plastic taste. Each cup holds 6 ounces and collapses down to just over an inch thick - seriously, they take up almost no space in your backpack, purse, or glove compartment. The bright yellow butter color is cheerful and easy to spot. What's really smart is the leak-proof lid that keeps bugs and dirt out when you're camping, plus it doubles as a coaster. The handle is insulated so you won't burn your hands on hot drinks, and the non-slip bottom means no tipping over. At only 0.19 pounds each, they're lightweight enough that you'll barely notice them in your pack. Perfect for camping, hiking, picnics, or even just keeping at your desk. They're super easy to clean and the silicone doesn't hold odors. I've used mine for everything from morning coffee on the trail to evening whiskey around the campfire. The 2-pack is perfect for sharing or keeping one in your car and one in your backpack. Seriously, once you go collapsible, you'll wonder how you ever managed with regular cups!