Replacement Straws for Stanley: 12 inch long and 10 mm wide diameter,6 bent glass straws and 6 straight,perfectly compatible with Stanley 40 oz 30 oz tumbler cup Shatter Resistant Glass: Made from food grade high borosilicate glass,cold and heat resistance, stuidy Quality:The glass straw is dishwasher safe and reusable, reducing plastic waste.You can enjoy cold drinks and hot drinks,easy to clean and store,good for Juice tea cocktail Packaged as a gift: Our reusable glass straw packaged in a beautiful box,which can be used as a gift your friends and family.Comes with 2 cleaning brushes for easy hand washing and is also dishwasher safe Our guarantee :We feel confident that you would love our clear glass straws,if there's something makes you unsatisfied with, please do not hesitate to contact us Replacement Glass Straws for Stanley 40 oz 30 oz Cup Tumbler