Feature: 1. Made of ecological glass powder material, odorless and nontoxic, safe for people, animals, plants and water. 2. High density, no irritating chemical smell, no more chemical detergent is required, no scratch. 3. With durable descaling construction, enhance cleaning process without straining your hands or wrists. 4. Reusable, it does not absorb grease or odor and exposes a new sanitary surface for each use. 5. Multiple functions, help quickly and easily clean grease, stains, grill / bathtub / toilet / sink / tile / pool cleaning. 6. These grill bricks are easy to use and work better when dry, residues and dirt without scratching surfaces. 7. Suitable for cleanig your backyard grill, outdoor stove cooker, cast iron tops, grill pans, griddles and grills grates. Specification: Condition: 100% Brand New Item Type: Cleaning Block Material: Glass Powder Weight: Approx. 300g / 10.6oz Size: Approx. 9.5x4x7cm / 3.7x1.6x2.8in Features: Non-toxic, tasteless and light. Package List: 4 x Cleaning Block Note: 1. Please allow 01 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.