receive silicone drinking straw caps in 12 different colors which include white, purple, orange, khaki, green, dark pink, light pink, dark yellow, light yellow, dark blue, light blue, cyan. straw cover caps are made of quality silicone, which is soft and durable, not easy to deform, tear or break, non-toxic and has no smell, good sealing effect, reusable. (our package only includes silicone straw plugs, not straws.) match for various types of 8 mm straws, glass straws, disposable straws, stainless steel straws, etc. (Please be sure to measure the size of your straws before purchasing.) The straw plug can be directly fixed on the straw, and can be directly removed when using the straw. The straw cover cap can avoid dust and spittle in the air, also prevents mosquitoes from entering the water cup, and keeps the straw and cup hygienic. The straw tips lids can be used in outdoor and indoor activities, suitable for business office, school, car, airplane, bar, walking, camping, hiking, etc. Small size and lightweight, easy to put in pockets, handbags, which are easy to access at any time. Quantity:36Pcs Colour:Multicolor Material:Silica gel Size:8mm Package Contents: 36 x straw lid