Safe Material: Our metal bombilla drinking straws are made of food grade pure 304 stainless steel, non-toxic and tasteless, corrosion resistance, they are BPA free and safe compared to plastic straws, these strainer teaspoons are used for drinking lemon water, tea or other drinks to avoid impurities. .Innovative design: 3 in 1 strainer spoon straws are double anti-slip ring and slightly flat straw mouth, heat insulation, anti-scalding, smooth without hurting the lips. The teardrop end is designed to act as a pressurized extraction filter for your tea and loose teas while the filter makes tea tasting healthier. .Filter without residue: these stainless steel straw spoons are designed with double-sided and encrypted filter hole on the surface of the spoon, easy to clean the filter residues, filter more carefully, solve the problem of inhaling filter residues . You can use it to drink brewed tea or freshly ground coffee, or other beverages. .Easy to clean: Our stainless steel straw spoons can be used repeatedly and washable, look very shiny, and easy to clean the filter residue with the cleaning brush, cleaning is more convenient. Hand washing can keep the color more vibrant and go great in your dishwasher. .