Somewhere in your life is a piece of equipment - a workbench leg, a kitchen table, a window encasement or a door jamb - that is out of plumb. Wedgies Shims come in soft/flexible vinyl or hard/rigid polypropylene. The soft ones can be trimmed with a knife or scissors; hard ones can hold up to 2,000 lbs. Both are stackable, non-slipping and won't shrink, swell or rot with the environment. Standard are 1.92" x 1.15" x .25". Minis are 1.12" x .58" x .16". The large, double-wide, are 3.54" x 2.36" x .48". The assortment contains 8 hard minis; 8 soft minis; 4 hard, large, single-wide; 2 soft, large, single-wide; 5 soft standard; and 10 hard standard.