< New Buoy Coaster Specifications> Size: 10 cm in diameter, perfect for mugs. It is no longer one size larger than before. (The old coaster is 9 cm) Color: Red, blue, yellow, green, white, black 6 basic colors Price: 1,100 yen including tax for 1 piece 〇 Improvement points (1) The collection area of the marine debris that was used as the material is engraved. The indication of the collection area, which was previously attached to the sticker, is now engraved on the product. Even if you wash it or buy multiple production areas (collection areas), it will not disappear. We thought that you can take care of buoy for a long time. (2) Because there is a rim, water droplets do not spill on the desk! The new coaster has an edge, so water droplets from the cup can collect on the coaster, making it difficult to wet the desk. (3) Grooves that make it difficult to stick to the glass Concentric circles are designed on the coaster to resemble ripples, preventing grass from sticking. (4) Feet to prevent sticking to the desk The coaster has legs on it, so it's easier to take. It also makes it easier to stack coasters with each other.