Features: Porcelain jar UV resistant Opaque material Concealed storage Traps odors inside Mechanical clasp and silicone gasket create airtight seal Hand-sculpted, molded, unique shapes Hand Painted Measurements 50mL: Volume: 1.7 oz / 50 mL Stores: about 3.5-5 g of herb Measurements 100mL : Volume: 3.4 oz / 100 mL Stores: about 7-10 g of herb Measurements 250mL : V olume: 8.4 oz / 250 mL Stores: about 28 g / 1 oz of herb