Spec: size determined by the customer, the customer at the time of order, just tell us the length, width, side width, thickness of the line. Thickness Description: We are all calculated according to the double in the calculation of the thickness of the bag. Please remember customers. 1, ordinary thin bags: total thickness of the double walls of the bag in the following 5 silk commonly known as 'thin' 2, the thickness of the bag: the total thickness of the double walls of the bag between 6 -10 silk yarn as 'in the thick' 3, plus Thick bags: total thickness of the bag wall in the 10-19 double-wire for the 'thick' 4, thick bags: total thickness of the double wall of the bag 20 over the wire as 'special thick' Packing: All the bags unified used waterproof woven floor packaging. Shopping bags, advertising gift bags generally used PO (ie: HDPE high density polyethylene) or PE (ie: LDPE low density polyethylene) plastic made. Low gloss bags PO material, texture slightly hard, hand Sway can hear the sound of rushing; gloss PE plastic bag packaging material better, vest bag factory, texture is soft, small vest bags, hand Sway sound small. Both materials are non-toxic and tasteless, health and safety. About material color vest bags, using more natural color translucent, milky white, red, pink, medium yellow, are using the new material production, quality and reliable. Vest bags used to hold foods recommended qualities translucent, colorless and tasteless, can be assured. Printing on vest bags, vest bag, generally require printing of color is not complicated, making vest bag, mostly for single-sided or double-sided printing one or two colors, one of the major costs of printing vest bag, the more contrasting color printing the higher the price. Runtai plastic factory has been using high-quality environmentally-friendly ink, no smell, no bleaching, quality is guaranteed. As advertising vest bag, we recommend printing one or two pages can, refreshing simplicity glance vest bag pe, Red Plastic Factory (certification), vest bag provided by Xiong red plastic factory. Red Xiongxian plastics plant (tztz89647.ynshangji.com) Hebei Baoding, plastic materials leader, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Red plastic factory in leadership with the staff warmly welcome all inquiries negotiations to create the red plastic plant a better future.