The straw cup spill stopper is a practical tool that prevents cup tipping and spills while also maintaining straw cleanliness. Suitable for work, sports, outdoor camping, barbecues, and other occasions.

Specification
Color: Pink/Blue
Material: Silicone
Straw Cap Size: 0.8x5cm / 0.3x2 inch (ID*L)
Round Stopper Diameter:  2.1cm / 0.8 inch
Square Spill Stopper Size: 2.5x1.6cm / 1x0.6 inch
Packing List: 1 Set x Cup Stopper (2 Straw Cover Cap, 2 Square Spill Stopper, 2 Round Leak Stopper)

Advantage
The spill stopper is made of silicone material, which is flexible, durable and convenient to clean. The straw cap can prevent water from spilling out of the straw and keep dust out. The round stopper is installed on the inner side of the cup lid, featuring a cross-shaped opening design that ensures sealing while allowing air to enter for easy drinking. The square stopper is installed on the outer side of the cup lid, securing the straw in place and forming a seal to prevent leak.

Instruction
This silicone spill-proof stopper is designed for straw cups 1.0 30oz & 40oz.

NOTE: Please confirm the required size and style before purchase.