Giro designed their Women's Base Liner Bib Short to be lightweight and comfortable under your baggy shorts, with a chamois that's comfortable on the trails all day. Constructed with lightweight, breathable materials and moisture-wicking side-panel mesh, they feature three Expandable Storage Pockets (ESP) so you can carry everything you need without a pack. The Women's Base Liner Bib Short features halter bib construction, which makes the "go" easy on the trails -- you don't even need to remove your jersey or helmet. FEATURES : Base liner chamois Lightweight, breathable material Wicking side-panel mesh Breathable mesh upper Halter bib construction Leg gripper 3 Expandable Storage Pockets (ESP) Formfitting Fabric: polyester, spandex, elastane, nylon