Material: Stainless Steel Rust-proof & Hygienic Durable Heavy-gauge Design Size: 3.75 (Dia)*4; Weight: 900g. Easy-grip Handle; Classic Design HEAVY-DUTY - This high-efficiency and heavy-duty grinding bowl is made with food-grade stainless steel, rust-proof, hygienic, durable heavy-gauge design to give you maximum crushing efficiency to pulverize medicine, pills, kitchen herbs, and spices to the tiniest bits. ANTI-SLIP BASE - No matter grinding, pounding, crushing, or something powerful it always standing there securely, is not like other ordinary grinders on the market which make your grinding work nerve wracking. COMFORTABLE GRIP - The interior of this bowl is deep and curved smoothly, and the pestle is super-comfy to grip, grinding spice is a piece of cake, Start to spice up your life with this practical Royalford Grinder. EASY TO USE & EASY TO CLEAN - Because our grinding bowl is made from food-grade stainless steel it does not hold residue or leftover odor. Just use soap and warm water to wash and dry with a washcloth, then it is finally ready to use again. Make your mortar and pestle is fully dry before using VERSATILE APPLICATION - Well-suited for powdering herbs, grains, spices, coffee, nuts, roots, teas, bread, crackers, biscuits, fine powders, chemistry, and laboratory use, or even for crushing medications for pets and humans alike. Also ideal for unlocking the hidden oils in your pantry of dry spices.