Perfect Fit for Stanley Cups – 30 & 40 oz: Compatible with 0.4in straws in Stanley 30 & 40 oz tumblers, and all wide straws (9–10mm). The perfect straw cover for daily hydration, travel, or outdoor fun.
Suction Base for Clean, Upright Storage: Each straw topper features a built-in suction cup that lets your straw stand upright on smooth surfaces. A smart tumbler accessory that keeps your Stanley straws clean when not in use.
Dustproof & Splash-Proof Straw Covers: Keep your drinks clean and spill-free with our silicone straw caps. These Stanley straw covers block dust, splashes, and debris—great Stanley cup accessories for hiking, travel, or the office.
6 Textured Straw Toppers for Easy ID: Includes 6 silicone straw tips featuring six different textures—so you can easily tell your drink apart without relying on colors. These uniquely textured straw toppers for Stanley cups are fun, practical, and perfect for home or on the go.
Safe & Reusable: Made from food-grade, BPA-free silicone, these Stanley cup straw covers offer a safe and sustainable way to protect your drink. Durable and reusable — ideal for everyday, hygienic hydration.
