Lenght: 2.4cm(1");Width: 2cm(6/8");Thickness: 7mm(2/8"); Snake Chain Size: 55cm(21 5/8"); | Main Material:Stainless Steel; Anti-perspiration, waterproof, durable, fadeless, allergy . Contains no nickel. It does no harm to our health at all. Kids can also wear safely. | High Quality Excellent Workman Cremation Urn Pendant Necklace. You can place a small amount of hair,cremains,love token, perfume,dried flowers or anything meaningful and important.A funnel kit(color is randomly) included to help you place them more convenient.