100% Polyester Imported Feature thick, durable 1,680D polyester with a polyurethane coating for weather resistance, waterproof zippers, protective interior padding and highly-visible reflective piping Great for keeping lead ropes, rain gear, first aid kit, cameras, cell phones and more close at hand Lots of storage with a padded main compartment and two front pockets that ensure smaller items remain close at hand Precisely-placed grommets for secure attachment to saddle Main compartment measures 21" L x 5-3/4" W x 4" H; Front pockets measure 6" L x 2" W x 3-1/2" H