Description: 【Reliable Material】: These transparent straw covers are made of quality glass, which are durable, reusable, no smell; They can be cleaned by hand, serving you for a long time and giving you nice experience 【10 Pieces Includes】: You will get 10 pieces glass straw covers; the inner diameter of this straw cover large size is 10mm(suitable for outer size straws under 10mm), small size is 8mm(suitable for outer size straws under 8mm) 【Easy to Use】: the straw tip caps can be directly covered on the straw, prefect for glass straws, straws, silicone straws and so on, and can be removed directly when in use; It is safe and clean, so that your straw can isolate the air, stain and dust, which is beneficial to the health of you and your family 【Portable and Convenient】: These straw plug are so small that you can take it with you and use it wherever you need it, like walking on the street, have a picnic, camping, going hiking or other activities, bringing convenience to your daily life 【Practical Gifts】: These straw tips covers are great for decorating your straw cup; They are airtight seal, dustproof and , especially fitting for outdoor activity; This is very practical gifts for friends and family to show your care   Specification: Material: Glass Color: Transparent   Size Chart: Inner Diameter: 8mm/0.31inch; 10mm/0.39inch(optional) Package Includes: 10 Pieces Straw Covers Note: Please allow slightly errors due to manual measurement and different monitors.