Rubber dust cover: Spout covers are made of flexible rubber, easily protecting your liquor from debris, dust, fruit flies, and pests. Size: Each pourer cap measures approximately 1 cm (0.39 inches) in diameter and 5.5 cm (2.16 inches) in length. Fits liquor bottles and pourers with or without collars. Seal: Features a sealed design to help prevent accidental spills and keep fruit flies out of the bottle. Simple and effective solution for maintaining cleanliness. Wide usage: Suitable for wineries, wine clubs, pubs, bars, restaurants, and coffee shops. A useful accessory for bartenders to help pour and store drinks hygienically. The pourer covers help keep dust, debris, gnats, and ants out of liquor bottles, promoting better sanitation by keeping the pourer clean. Compatibility: These rubber pourer covers fit standard liquor bottles and pourers with or without collars. Easy to apply and remove. Color: Black Material: Rubber Package Contents: 48 x Pourer cap covers Note: Light and screen display settings may cause slight color variations compared to the actual item. Measurement error allowance is +/- 1-3 cm.