The lens is made of optical glass for extra sharpness and clarity. It features a round, hinged shell constructed from chromed steel. Designed with 20x magnification, it provides enhanced detail and precision. The compact, foldable design measures approximately 32.8 mm x 24.5 mm, making it easy to carry in any pocket. The magnifier includes a strap attachment point for added convenience and security. Features: - Color: As shown in the pictures - Material: Chromed steel - Size: Approx. 5 x 2 x 1 cm / 2 x 0.8 x 0.4 inch (L x W x H) - Durable construction for long-lasting use - Lightweight and portable - Round, hinged shell made of chromed steel - 20x magnification for improved clarity and detail - Compact, foldable design fits easily in a pocket - Ideal for inspecting jewelry, coins, stamps, gems, watches, and small components Packing list: 1 x Pocket Size Magnifier Jewel Loupe with 20x Magnification for Fine Art Inspection, Sapphire, Stone, Diamond, Gems, Ruby, Emerald, Pearl, Jade, Crystal