- Optimal fit for standard cans: designed for a secure fit on 5 cm diameter cans, allowing easy placement and reliable protection against everyday spills. - Practical handling: self-adhesive locking mechanism with an integrated sliding ring for easy installation without tools. - Leak-proof and aroma-safe: prevents drinks from leaking and protects against contamination by dust and foreign particles; aroma-safe edge fit on the can is optimized for different usage scenarios. - Shape-stable and durable: high-strength material prevents deformation; reusable beverage can caps permanently retain their shape, reducing waste through many years of use without material fatigue or frequent replacement. - Use scenarios: - At home or in the office to prevent spills on desks and in bags. - On the go during travel or commutes to avoid leaks in cup holders and bags. - Outdoors for picnics or camping to keep beverages clean and aroma-preserved.