• 8-piece accessory set specially designed for Stanley Cup Adventure Quencher 1.0 and 2.0, 30oz and 40oz • Includes 2 light pink straw covers and 6 outlet plugs (cups and straws not included) • Provides effective leak protection, preventing spills and keeping dirt out of the straw and cup • Neutral plugs for sealing and decorative covers to beautify the straw (decorative covers are not leak-proof) • Made of safe silicone, with good softness, elasticity, durability, and reusability • Easy to clean, dishwasher safe, and suitable for daily use or as a replacement • The square plug holds the straw firmly and seals the gap, while the round plug improves sealing • Contains no special substances and offers high heat resistance and sealing properties • Small size and easy to carry, ideal for drinking clean water anytime and anywhere • Compatible with Stanley Quencher Adventure 1.0 30oz (850 ml) and 40oz (1.2L), as well as 2.0 30oz (850 ml) and 1.2L