Spice Lab Himalayan Salt Shot Glasses, Set of 4 FEATURED: These popular best-sellers featured in InStyle, The Food Network Magazine and O, The Oprah Magazine. IDEA: They naturally add the perfect nuanced, salty note to your favorite tequila. No need for messy table salt, just serve with lime wedges for a bite of citrus tartness. USE: Our new, patent pending insert solves the dilemma of too much salt in your tequila. ANTI-BACTERIAL: Salt is a long-lasting, naturally anti-bacterial mineral so these glasses require just a little care to become your favorite party starter for years to come. WARNING: Do not put in the dishwasher, simply rinse quickly and wipe dry between each use.