750 ft 5/16" MEDIUM BUBBLE WRAP 12" wide, perforated every 12", 750 total sq ft Bubble wrap rolls are perforated every 12" for easy tear-off convenience DuraBubble is made with 100% virgin resin to hold air longer Medium bubble wrap is ideal for protecting heavier, less fragile items Product has bubble size of approximately 5/16" thick and 1" wide bubbles Ships via UPS ground service as 4 rolls of 188 feet in 2 packages