Today different types of herbal grinders made of aluminum, stainless steel, plastic and more are available in the market. Grinder grinds your herb smoothly and evenly, that work for a pipe or a vaporizer. Herbal grinders also come with advanced versions. Medtainer is such a multi-purpose device. Basically it is a storage container but consist of a built-in grinder. Definitely Medtainer will make this Christmas holiday celebration more elegant for cannabis smokers. It is because they are smell-proof as well…