01Product: bag, liner, pouch, sheet or film. If unsure, describe what you pack.
02Thickness: in micron (or mil/gauge, we convert). Don't know it? Say the weight of the contents.
03Size: width × length, plus gusset if any. Inches or cm both fine.
04Quantity: kg or pieces, one-time or monthly. Volume changes the per-kg rate.
05Extras: food-grade, print (colours + rough artwork), anti-static, delivery city.