Crafted for convenience: with the whole set weighing only 0. 30 pounds and measuring 3. 1 x 3. 1 x 9. 0 inches, The nesting wine glass set is lightweight and each glass can hold up to 9. 3 flu oz. Of your favorite beverage, making it easy to take wherever you g Compact design: the unique stem design unscrews to allow the base to be compactly snapped into the bowl for easy storage into a backpack or box. Indestructible material: made of Polyester plastic, these wine glasses provide excellent impact resistance and are suitable for both warm and cold beverages. Adaptable to any occasion: The nesting wine glass set can be used on a campground, during a concert, or just in your Backyard. Lifetime promise: Gist Outdoors spent over 30 years building quality, performance products and stands behind them 100%. Gist Outdoors warranties all products for the original owner against manufacturing defects for the lifetime of the product.