Premium Quality: Made of Stainless Steel, With none of the muffling caused by cheap plastic components. very durable to use.^ Loud and Clear Ringing: You can hear the sound in the distance. Very helpful for the old to ask for help.^ Non-Slip Base: Brushed nickel finishes with black base. Its slip resistant base won't damage your table. Very safe to use.^ Widely Used: Can be used in restaurant, B&B, hotel, stores,service bell, teacher bell,decoration bell, call bell for the elderly to ask for help, lunch bell to call kids, great tool for kids to play games and so on.^ Size: 3.35 Inch x 2.3 Inch. Weight: 2.8 oz.