Its ergonomic, sprung handle design enables you to clamp and remove lids from as small as 2.3cm (1in) in diameter right up to 8.3cm (3 ¼in).
The internal slip-resistant rubber clamp fits neatly over the lid, gently squeezing the handles together it grips tight and with the leverage provided by the handle, the lid twists open quickly and easily with the minimum of effort.
Couldn't be easier.Overall dimension is L22.5cm x9.5cm at widest point (9in x3¾in).
I am thinking that in a year or 2 I might need this gadget full time
I have arthritis is my wrist, this is
such a help.