Polyethylene outer envelope standard for vinyl LP 50 pz

Great bag for 45 rpm polyethylene of high quality 'measure 18,7 x 18,7 cm thickness 100 my!
Nothing to do with the opaque and 'jelly' envelopes POLYETHYLENE quality super-cheap.
 
The thickness is 100my (CENTO MICROM = 0.1 mm) ensures fullness, clarity, strength. The edges are perfectly straight and free from burrs. Extremely transparent!
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The package of 50 pieces