Plastic sleeve about 80g/piece
▸ Cover Material: PP Rubber Sleeve
▸ Single Weight: About 80g
▸ Binding Method: Double Coil
▸ Inner Page Specifications: 60 Pages / Book
▸ Paper Type: 80g/m² Writing Paper
▸ Single Weight: About 80g
▸ Binding Method: Double Coil
▸ Inner Page Specifications: 60 Pages / Book
▸ Paper Type: 80g/m² Writing Paper
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