Can the First Aid Only Travel First Aid Kit #7110 attach to a belt?

Yes, the 7110 Travel First Aid Kit, Waterproof Fabric Case is designed to wrap around a belt and then Velcro closed. 

More information on this kit may be found on the First Aid Only website. 

http://www.firstaidonly.com/travel-first-aid-kit-40-piece-waterproof-fabric-case.html