Material: PS Size: outer bottle height 30cm diameter 8.5cm/11.8*3.35in; The wine glass is 15cm high and the mouth diameter is 6.5cm/5.9*2.56in; A set of 5 cups, portable design for easy disassembly and assembly High Quality Material - The reusable plastic wine glasses is made of premium ps material, safe without BPA and unbreakble which is healthier than disposable glasses, while with textured smooth surface making it looks like real glasses, will let you put it down. 5 in 1 Assemble Stackable Design - Stem of champagne picnic glasses can be seperated by rotating(easy to assemble or knock down) for conveniently stacking into the storage bottle, saving space and lightweight so put it into your suitcase, carry and use everywhere. Perfect Gift - Our plastic champagne glasses are suitable for camping, picnic and travel, home or parties, to hold drinkings like red wine, champagne, juice, meanwhile its pretty unique as a gift for your families or friends, celebrate every memorable moment. Some Ideas - Storage bottle for plastic champagne glasses is also easily disassembled and cleaned, please remember to tighten its bottom to prevent the glasses from falling out.