Skyease 40 oz Tumbler Flip Straw

Safe, Durable Material
Made from food-grade silicone, this sturdy flip straw lid fits Stanley cups securely. Leakproof, easy to clean, and smooth to open and close—ideal for daily use.
Easy Removal for Flawless Cleaning
Fully detachable design allows 360° deep cleaning with no hidden residue. Keeps your Stanley cup sanitary and fresh with every use.
Perfect Fit – Compatible with Stanley
Custom-made for 40oz Stanley Tumblers, ensuring a leak- and spill-proof seal for mess-free sipping at the gym, office, or on the go.
Triple Protection: Leak-proof, Dust-proof, Drop-proof
Flip-top stopper prevents spills, dust intrusion, and damage from drops. Comes in an elegant color box—great for gifting.
Multiple Beverage Compatibility & Value Pack
Suitable for tea, juice, milk, or water. Includes 2 flip lids and 2 straws, perfect for family, friends, or backups.