This 4.5 inch and 5 inch Tobacco Pipe fits in any occasions to use. Durable and can be used repeatedly for a long time. Remove tar while using for about 20 times. Require no modification, very easy to install. This 2 inch acrylic grinder comes with high quality accessories that ensure fine crushing of your smokeless. This herb grinders made of variety of material via acrylic, wood, aluminum etc. These grinder come in an assortment of colors so each purchase is a pleasant surprise.