It's the perfect gift of Bling! Made of high quality glass crystals, this luxurious bling tumbler will keep your favourite drinks hot or cold for hours. Perfect for weddings or other functions or to celebrate a girls night, bridal party, birthday gift OR everyday sparkle. Customers who use them at the office or gym, tell us they constantly get asked where they got their tumbler, so as you can imagine with word of mouth, these tumblers are a best seller.