The Stainless Steel Onion Chopper Slicer is great for dicing and chopping onion/vegetable/garlic. Chop different vegetable easily and quickly by pressing. Made of food grade plastic and stainless steel blade, safe to use. Multi-layered, easy to disassemble and clean. Material: Plastic&Stainless Steel Color: Black+Silver Size: Approx 21 x 8cm / 8.27x3.15 inch Weight: Approx 250g Package Contents: 1 x Stainless Steel Onion Chopper Slicer Usage: 1. Place onion/vegetables inside the chopping plate or on the chopping board, strike down the buttom with the palm of your hand. More you hit, finer the food minced. 2.For cleaning, take out the lower part of the chopper’s body and the guide. Rinse by running water underneath the tap. Take care of sharp blade when cleaning, because it would cut the hand easily.. Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/-1-3 cm.