These unbreakable wine glasses are foldable portable- perfect for enjoying the outdoors, events, or travel but without the need for single-use plastic cups. They are completely foldable to make them easy to carry. Put them in your back pocket or use the included GOT certified organic cotton bag to stash it in your carry-on or backpack. These silicone cups are built to last! They are made of 100% food-grade, platinum-cured silicone that is free of BPA and phthalates. They are dishwasher safe, freezer-friendly, and microwave safe. They will not break, crack, chip, dent, fade, or scratch. Recommended: Travel with them to any outdoor event such as bbq's, the beach, pool, parks, picnics, camping, or any weekend trip or vacation to reduce plastic waste from single-use cups. Mother Earth Approved: Silicone is made from silica and is endlessly reusable. This means you?ll do your part to help reduce plastic cups from ending up in our landfills and oceans. Comes in a reusable GOTS certified organic cotton travel bag. Care Instructions: Place them on the top shelf of your dishwasher or hand wash with hot soapy water. Please wash in hot water 1-2x before use.