Package Includes - The stanley cup accessories set includes 2 hexagon spill stoppers, 2 square spill stoppers and 2 round lid leak stoppers, 1 pcs tortoise straw topper and 1 pcs flowers straw cover, 1pcs silicone boot sleeve, specially designed for Stanley Adventure Quencher 40oz and Stanley IceFlow 20oz 30oz tumblers water bottles. Straw covers match for 9-10mm straws. | Great Practicability - Our lid spill stopper with 360° Anti-leak Design, let you no longer worry about accidentally leak from your tumbler. silicone boot for water bottle can avoid unwanted scratches, dents, resistant, anti slip, reduce noise, extend the life of your bottle. Silicone straw covers cap for Airtight seal, anti-dust and splash proof, easy to use and healthy for you. | High-quality Silicone - This water bottle accessories set are made of Made of food grade silicone, durable, odorless, reusable. Easy to clean,wash it with your hands and dishwasher safe. Cute tortoise shape straw cover keep your cups from being monotonous and bringing you happiness every day. | Wide Compatibility - Our spill stopper set accessories is compatible for Stanley Quencher 1.0/ H2.0 FlowState Stainless Steel Vacuum Insulated Tumbler 40oz/ 30oz. The 10mm straw cap perfectly matches the size of Stanley's original straw 10mm. Silicone boot designed for Stanley Adventure Quencher 40 oz H2.0 & Stanley IceFlow 20oz 30oz &Simple Modern 40 oz and others cup bottom diameter 2.75-2.95". | Prefect Partner for Tumblers - This accessory for Stanley Cup kit is portable and convenient, you can carry and use where you need it, suitable for various outdoor activities,such as walking in the street, camping, home,hiking ,road trips or other activities. Safe for all ages.The essential partner of Stanley travel cups.