Cellophane block bottom bags are practical and attractive packaging bags. These cello BOPP block bottom bags work great for chocolates, cookies, candy, gumballs, lollipops, nuts and much more. Cellophane block bottom bags are also called square bottom bags, flat bottom bags or SOS bags. Cellophane BOPP Block Bottom Bag's Features 1. High clarity 2. Heat sealable 3. Food safe material 4. Rip-proof 5. Standing steadily filled with food 6. With white/gold/siver paper cardboard base option