Material :Plastic + RubberWeight: About 85gSize :About 17.3*9.8*2.3cmColor :As shown in the figurePackage incorporated :225pcs/ box Rubber O RingProduct features:1. Each equipment consists of 225 silicone O-rings, adequate to fulfill your different needs.2. Made of advantageous silicone material, wear-resistant, oil-resistant, heat-resistant, dustproof, can preserve nice sealing functionality in a wide range of harsh environments.3. It incorporates a variety of O-rings, which vastly meet the needs of different occasions and different equipment.4. The products are neatly packaged and marked according to diversified sizes, for you to soon find the required specifications.5. Suitable for car repair, household pipe repair, mechanical equipment maintenance and different fields, is a family, factory, public centers maintenance of the required nice products.Notes:1.Please allow 1-2cm differences because of guide measurement, thanks.2.Please understand because of the gentle irradiation or computer exhibit difference, so I can't warrantly photos and real shade is the same.Please discuss with the ultimate physical merchandise for accuracy.