Safe Material: Our metal bombilla drinking straws are made of pure 304 food grade stainless steel, non-toxic and tasteless, corrosion resistance, they are BPA free and safe compared to plastic straws, these strainer teaspoons are used to drink lemon water, tea or other beverages 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 residue-free: 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 residue, filter more thoroughly, solve the problem inhalation of 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. .