Planetary Gear Coaster - Steampunk Fashion Decor Novelty Coaster. Made of Wood with Wooden Moving Gears! Individual Table Coasters - Best for Beer, Beverage, Drink, Home Bar, Coffee Table, End Table, Living Room Ideas, Industrial Decor or Display. Protects Furniture. Made in the USA! Single coaster with inner gears that really move! Twist, turn, and have fun watching the gear movement! Made out of wood with a clear acrylic top. Protects your furniture with 4 rubber feet. Measures 3.75 inches in diameter, and 0.75" tall. Steamy Tech products are cut with Full Spectrum lasers. Proudly Made in the USA! Coaster Craft Kits Also Available!