This is a set of two Mug Covers L, FES-106, sold at Snow Peak's Yukimatsuri 2020 Spring event. After purchase, they were stored in a closet away from light, minimizing UV exposure. You can place them on top of mugs to prevent dust from entering, or use them as coasters. (Cups in the images are not included) ・Manufacturer: Snow Peak ・Item: Tableware ・Size: φ130 x 3mm ・Product: Mug Cover L, set of 2 ・Model Number: FES-106 ・Color: Limited edition beige ・Material: Silicone ●There are slight traces of the sales sticker on the back.