Cotopaxi Allpa 38L Roller Bag - Blue SpruceDescription Cotopaxi's best selling Allpa pack has transformed into a burly roller that puts four wheeled bags to shame on cobbled streets, dirt roads, and stairs. Made from durable, water resistant polyester and lightweight yet strong ballistic nylon paneling, the carry on compatible Allpa Roller Bag hangs tough. And it features the split case organization our Allpas are known for to keep you dialed wherever you adventure. Features Carry on