Vintage Canvas Helmet Bag is the most convenient carry-on bag for military personnel to store their helmet. helmet attachments. and other essential gear. Designed with a durable cotton canvas. your items will be safe and secure.? Measuring 19? X 19?. the motorcycle helmet bags offer plenty of room to store your helmet and other helmet accessories and gear with the two hook and loop outside pockets. In addition. the helmet bag comes with a brass zipper closure and two sturdy leather top carry handles for easy carry capability while traveling. The canvas bag is perfect for not only military personnel. but skaters. motorcyclists. or bicyclists as well.