The Spiderbot Belt Immunity is a high-tech accessory designed for spiderbots in Factorio, featuring a compact, geometric form with a sleek, metallic finish. Its surface is smooth with subtle engravings of circuit-like patterns, reflecting its electronic nature. The item emits a faint, luminous glow from its edges, indicating its active immunity-granting properties, and is colored in a combination of dark grey and vibrant blue accents to signify its technological advanced functionality.