Acid Sibu Mini Rolltop RucksackSibu Rolltop Rucksack Mini is a dependable companion for daily commutes. It's cut from technical polyester and coated for all weather protection. Designed with intention, keeping its weight low and practicality high. This mini rucksack revises its full sized counterpart with compact proportions characterized by a convenient rolltop opening. To protect essentials from rain, fold the rolltop into a tight scroll and secure using the signature carabiner.