Not sure, but we think this is the first duffel bag we have ever made for JAKFM. Got 10 of em! Check the specs below! 
 
	
10.5 oz./yd²,(360 gm) 100% polyester
	
Waterproof interior PVC coating
	
Zipped mesh pocket on inside
	
Carrying handles
	
Removable shoulder strap
 
These bags are awesome and there are 10 Available.
Please allow 5-6 days for delivery.