20 Heavyweight ACID FREE White Kraft Paper Inner Sleeves For 12'' LP Record Vinyl With Hole and Rounded Corners High Quality

Made of 100 Gram White Kraft Paper,  not ordinary paper . White Kraft Paper is vey thick and adequate quality . 

NOTE : Two bottom corners are all pasted by hand.

Weight : 347g (0.77 LB)

Size :  12 inch * 12 inch  (305mm * 304mm)

Center Hole : 4 inch (100mm)

Count : 20 Pieces

Packing : Paper Box