The unique, inverted design of the Bottle Grinders ensures that salt, pepper, pumpkin seeds, dried blueberries, walnuts or whatever you fill them with - only sprinkle out when you grind, leaving no trace on the table or in the kitchen. The rubber surfaces are also easy to grip and to clean. Details: Tall: 3.2"W x 8.1"H Small: 2.6"W x 4.5"H BPA free Steel, Ceramic, Plastic, and Silicone rubber, Wood (Beech or Walnut), ceramic grinder Use a soft cloth and light dishwashing soap to clean Set of 2 For up-to-date information regarding lead times please contact [email protected]