TipsyTime Silicone Wine Glass Stemless Ultra-Portable: Bring it anywhere, by the pool-side, while backpacking or doing any nature/camping trip, picnics, at the beach, and even in your office! Keeps well in any type of bag, so say goodbye to bulky, breakable glasses! Great Design: It does not tip off easily so you can place it on any surface. It is also pliable, and bendable, but at the same time it holds liquids very well, so no spills! Easy-to-Clean: Let your dishwasher do the cleaning. No special detergent, nor special washing required! Reliability:We are so certain that you will be satisfied with your order that we provide a no-hassle money-back guarantee! Durable: The Silicone used in manufacturing these wine glasses are very durable so there will be no leaks, nor cracks, no matter how tight you hold it!