The robust metal texture ensures a comfortable, oil free grip during extended use, making it a durable and tactile stress relief tool that feels great in your hands. [PREMIUM METAL CONSTRUCTION] Crafted from anodized aluminum alloy, this consists of 8 interconnected small cubes with a smooth sandblasted surface. [COMPACT AND PORTABLE DESIGN] Featuring a simple infinite cube structure, this toy is lightweight and pocket sized with of 4.3 x 2.8 x 1.0 inches.