Heavy weight for heavy duty and crystal clear 11" x 8 1/2" vinyl sheet protectors. Top loading and 3 hole punched on the 11" side with 4 1/4" center to centers to fit US standard 3 ring binders. Very slight orange peel on inside of sheet protector to keep ink from lifting, not noticeable when sheet is inserted. Recommend not using below freezing or in extreme heat.
