Super strong air retention barrier bubbles are desined to protect against vibration and impact. Bubble wrap perforated every 12" for easy use. 12" x 25' Small Bubble 3/16" Roll 12" x 150' Small Bubble 3/16" Roll 12" x 300' Small Bubble 3/16" Roll 12" x 750' 3/16" Small Bubble 3/16" Roll / Special Order 24" x 25' Small Bubble 3/16" Roll 24" x 150' Small Bubble 3/16" Roll 24" x 300' Small Bubble 3/16 Roll 24" x 750' Small Bubble 3/16" Roll / Special order 48" x 750' Small Bubble 3/16" Roll / Special Order 48" x 300 Small Bubble 3/16" Roll