RESEALABLE | TRANSLUCENT BAG: Our bags allow you to easily seal your products without the need for other equipment, translucent bags, you can easily show the product to your customers or put it in the display cabinet to prevent your product from getting dirty due to dust or oxidized. MOISTURE RESISTANCE OF CLASS II:High quality sealing belt reusable, with high sealing performance, waterproof and dampproof,it have a moisture resistance of Class II, it also can be vacuume to prevent oxidation of electronic components. SAFETY ENVIRONMENTAL PROTECTION: We bags made from high quality Polyethylene Terephthalate (PET) with an aluminized film, high and low temperature performance of ±500c, non-toxic and eco-friendly, no odor. HIGH ANTI-STATIC COEFFICIENT:The internal and external anti-static coefficient of the bag is above 10th, which is higher than the 8th to 9th power of the same industry. This must be the product you need. ITems:30pcs 11x13in/28x33cm with 30pcs Antistatic Labels,large size for packaging large size electronic components, such as motherboards, graphics cards,LCD screen,Video card,LED light bars,Sensitive electronic components,I/O cards,etc.