20Pcs Watch Glass Lens Mineral Convex Surface Flat Back Measuring Cup Lid 16‑25.5mm

Feature: 1. Watch glass lens is exquisite and compact, convenient and practical, no scratches, clear to read 2. The product come with convex surface and flat back, possess good magnifying effect 3. Complete size specifications, you can choose according your using needs, very practical 4. The product is made of fine mineral glass material, come with strong impact resistance 5. Used for laboratory measuring cup lids, watch lens accessories, contain enough quantity

Specification: Item Type: Watch Glass Lens Material: Mineral glass Uses: Laboratory measuring cup cover, watch lens accessories Diameter Range: Approx. 16 ~ 25.5mm / 0.6 ~ 1in Quantity: 20 Pieces

Package List: 20 x Watch Glass Lens