"pasted valve bags"

Обычно 80-120 грамм многостенные мешки высокая стойкость к разрыву для упаковки

Typically 80-120 Grams Per Bag Paper Valve Sacks Featuring Corner Valve or Center Valve Position and High Tear Resistance for Packaging Product Description: The paper valve bag is crafted from high-quality multi-layer kraft paper, offering excellent tear resistance and durability. It is specifically ...