Use 304 stainless steel food grade stainless steel fabric Antioxidant ability, not afraid of moisture and rust Corrosion resistance, more durable Will not melt, will not lighten the taste of drinks, can be used many times, healthy and hygienic [Product Specifications] Product model: stainless steel ice cubes Product fabric: edible 304 stainless steel Product size: 2.5 x 2.5 x 2.5 cm Product Origin: Jieyang, China Shelf life: unlimited (depending on usage) Product specifications: 1 ice cubes, 4 ice cubes+box+ice clip, 6 ice cubes+box+ice clip, 8 ice cubes+box+ice clip