This vintage Trek bicycle seat pack is the perfect addition to your cycling gear. Designed to fit all mountain bikes, this phone case/bag is made from durable polyester material and features three pockets for ample storage space. The black color and vintage style make it a stylish accessory for any cycling enthusiast.

The quick cleat attachment system ensures easy installation and removal from your bike's saddle. Compatible with Trek brand bikes, this seat pack is a must-have for any cyclist looking for a reliable storage solution.