What this is: a foodgrade silicone rubber component in transparent color with a hardness rating of 50. Available in sizes from 4.5 mm to 30 mm and sized for holes from 2 mm to 25 mm. Key benefits Foodsafe material: Made from food grade silicone rubber so it is suitable where contact safety and hygiene matter. Clear, unobtrusive appearance: Transparent finish keeps installations discreet and easy to visually inspect. Wide size range: Multiple sizes (4.5–30 mm) cover a broad range of hole diameters (2–25 mm), reducing the need to source multiple part types. Reliable fit and performance: The silicone construction provides a flexible, conforming fit that helps maintain a secure seal and protects edges and openings. Simple to use: Easy to insert and remove while maintaining consistent performance across repeated use. Where it helps (practical applications) Food and beverage equipment: Use where components require foodsafe sealing or protection around openings and passthroughs. Consumer products and appliances: Ideal for transparent, lowprofile closures or protective inserts that must fit a range of hole sizes. Light industrial or lab setups: Protect openings, route small tubing or wiring through panels while keeping contact surfaces foodsafe and visible. Specifications Material: Silicone Rubber (Food Grade) Available Size: from 4.5 mm to 30 mm (hole 2 mm to 25 mm) Colour: Transparent Hardness: 50 Ordering tip Select the size that corresponds to your panel or opening and verify the compatible hole diameter range (2 mm–25 mm) to ensure the correct fit.