【Product Description】 Hibiki Pair Swing Cup Rock Cup Set of 2 【Gift Set】Sake Set/Whiskey This set includes rock cups that sway due to their rounded bottoms, and frozen metal pieces that can be chilled in the freezer and used instead of ice. The frozen metal doesn't dilute drinks like ice does, making it ideal for wine, beer, juice, and more. Each time the cup sways, the round frozen metal pieces create a pleasant clinking sound. Comes in a gift box, making it easy to give as a present. ○Recommended Uses Wedding gifts, gifts for weddings, baby shower gifts, housewarming gifts, novelty items, prizes, awards, presents, gifts, birthdays, thank you gifts, greetings, Mother's Day, Respect for the Aged Day, mid-year gifts, year-end gifts, thank you gifts, etc. 【Size/Capacity】 Rock Cup: φ7.5 x h8.5cm (370ml) x 2 Frozen Metal (Round): φ4cm x 2 Coaster: 10.1 x 10.1cm x 2 Box Size: 19 x 16.5 x h10.6cm 【Specifications】 ■Country of Origin: China ■Materials/Components: Rock Cup: Porcelain, Frozen Metal: Stainless Steel, Coaster: (Outer) PVC (Inner) Paper ■Packaging: Gift Box ■Product Tag: None Thank you for viewing. This was a gift, but I haven't had the opportunity to use it, and it has been stored at home. There are no smokers or pets. I have taken it out of the bag once for photography and inspection. Thank you for your understanding.