【High Quality Material】High Quality Material: Made of high quality 304 stainless steel, it is strong and durable, with smooth surface, protects hands from injury and is not easily deformed when the lid is open . 【Adjustable Design】: The size of the feed hole can be adjusted, and the length of the card slot can be adjusted by sliding. The chuck has a removable silicone protective pad that can be disassembled or used according to the need for use. It is non-slip and does not easily damage the bottle cap. 【Ergonomic design】: Humanized handle design, thickened handle, comfortable grip. Ideal for seniors with osteoarthritis of the hands, those with limited hand strength and those looking for a quick and easy way to open airtight containers in the kitchen. 【Easy to 【Use】: Adjust the groove of the clip to the correct position of the bottle cap, press the clip to lock it tightly, then grab the handle and twist it counterclockwise to open it easily. < p>【Wide Use】Suitable for most sizes of glass bottles, jars, tea cups, mason jars, beer bottles, etc. Ideal for the elderly, children or people with weak hands. It's also a great little gift for mom, dad, grandma and grandpa.