Size: Y8 black1. 【Versatile can opener】：Can opener + lid opener + bottle opener. This versatile can opener is designed to open a can lid, open a bottle cap, lift or loosen a can lid, it combines 3 functions in one unit. The unique design makes it a versatile tool for opening cans or bottle caps.2. 【Ergonomic Design for Maximum Comfort】：A sturdy hand-held can opener covered with non-slip rubber handles that are comfortable while providing a good grip. Ergonomic handles fit all hand sizes. It also has a hole in the end for convenient storage or can be placed under your kitchen cabinet. R8 and Y8 differ slightly in appearance, the effect is the same.3. 【Heavy duty stainless steel wheel blade】：It can stay extremely sharp. Open lidded jars of various shapes and sizes safely and easily, opens with a smooth motion in seconds without leaving any sharp edges on the jar. Durable and strong, protect yourself and your family with this can opener that makes edges completely smooth.4. 【Made of high quality food grade material】：The sharp cutting disc is made of food safe material, especially the metal tooth is stainless steel, please feel free to use. You just need to rinse under running tap water and let it dry, then wipe it with a cloth. High quality stainless steel disc will never rust.5. 【Can open the lid easily】：Step 1: Cut the cutting disc on the edge of the box. Step 2: turn the knob. Step 3: Keep turning the knob until the box is open. This can opener is ideal for the elderly and arthritis patients.Note: The data is all manual measurement, please allow 1-3cm error; due to the difference of light and display, there would be some color difference, please refer to the actual item received.