Choose Between Resealable or Permanent (Extra Strong) Glue Seals The “Resealable” glue seal option allows for reopening and reusing the bags. The “Extra Strong” permanent glue seal option is the ultimate in protection and cannot be opened without ripping or cutting the bag. Combo Packs or Individual Sizes To Choose From Combo Size Options: Small Combo Pack of 400 – 100 each of 4x6, 5x7, 6x9, 8x10 sizes Regular Combo Pack of 400 – 100 each of 6x9, 8x10, 9x12, 11x14 sizes Large Combo Pack of 300 – 100 each of 9x12, 11x14, 14x20 sizes X-Large Combo Pack of 150 - 50 each of 16x22, 20x24, 24x28 sizes Individual Size Options: Packs of 200: 4x6", 5x7", 6x9", 8x10", 9x12", 10x13", 11x14", 14x20", 16x22" Packs of 100: 20x24", 24x28" Our Poly Bags Are Perfect for Your Packaging Needs These poly bags meet strict warehouse packaging requirements with a 1.5 mil thickness and suffocation warnings in English, French and Spanish. The bags are also crystal clear and barcodes on items inside can easily be scanned. These polybags are great for retail arbitrage and perfect for shipping and storing non-fragile items. How to Calculate Poly Bag Size Requirements Please take into account the thickness of your product when determining the size you require. To determine width requirement: Add the Width of product (inches) + Thickness of product (inches) + ½ inch. To determine length requirement: Add the Length of product (inches) + Thickness of product (inches) + 1 inch.