Great bag for LP polyethylene of high quality 'measure 32.5 x 32.5 cm thickness 100 my!
Nothing to do with the opaque and 'jelly' envelopes POLYETHYLENE quality super-cheap.
The thickness is 80my ensures fullness, clarity, strength. The edges are perfectly straight and free from burrs. Extremely transparent!
The size is also perfect for holding or double LP album of the American press, known to be a bit 'thicker than the European editions.