2-PACK VALUE: Small wrench ideal for jars and lids with a diameter between Ø1.5"–4" (Ø4-10cm); Large wrench ideal for oil filters and large pipes diameter between Ø2.5"–6" (Ø6-15cm) - Complete grip coverage CONQUER STUBBORN JARS & LIDS: Effortlessly open vacuum-sealed food jars, paint cans, or stuck lids—no more sore hands or kitchen struggles! Slide to fit from 1.5"–6" ( 4-15cm) diameters (small spice jars to large filters) in seconds—no tools needed GRIP-IT-ALL DESIGN: Reinforced rubber strap grips tightly without damaging chrome, plastic, or painted finishes—safe for delicate jars and fixtures. Tackles oil filters (cars/boats), plumbing pipes, PVC fittings, lawnmower parts, and rounded DIY objects. Not suitable for Squere or Rectangle shapes Anti-Slip Grip: Ensure the black strap is securely wrapped around the object, with the triangular tip pressed firmly against it. Rotate the wrench only in the direction of the arrow. The triangular tip will automatically lock the strap in place, preventing slippage Ergonomic Handle Design: Toolwiz belt wrench is designed with an ergonomic handle, and a non-slip grip which ensures you a firm and comfortable grip at any time, saves labor and improves working efficiency. Perfect for arthritic hands, seniors with arthritis, weak wrists, plumbers, mechanics, oil filter, and more. Attention: The small adjustable wrench is not suitable for oil filter removal and big items such as drain pipes, and water filters. It is suitable as a jar opener for weak hands, bottle opener, lid opener.