The Vintage Nevco Stacking Coffee Mug Cup in Yellow with a Mushroom design is a retro-style ceramic and porcelain coffee mug with a round shape and colorblock pattern. It features a ribbed bottom, making it stackable for easy storage and organization. This unique coffee mug is perfect for all occasions and is a collectible item that showcases a vintage design from the brand Nevco, originating from Japan. Hand wash only to preserve its original charm and character.