The Logan bike trunk bag sits securely on your bike's rear rack while riding and then easily removes to become a crossbody bag to take with you throughout your day.

Our bike trunk bag is made with vegan, weatherproof fabric and has reflective accents. Comes with detachable, adjustable strap to wear as a crossbody bag.

As seen in the 

Size: W 11.75” x H 8” x D 7.5”

http://www.pocampo.com/collections/bike-bags/products/logan-bike-trunk-bag?variant=1201123448#