A pouch made to the shape of grenade that is designed to carry stuff other than a grenade but you can try if you can put even a VTG in there. Check this Condor Outdoor Grenade Pouches now at Military1st.co.uk... "Introduced at SHOT Show 2014, Condor Grenade Pouch is great to carry small items while at the range, gym or in the outdoors. Featuring circle carabiner on the top, internal zipper change pocket & mesh pouch, and key ring that holds up to 5 keys.

You won't want to throw this grenade away! Get yours before they're gone at http://bit.ly/CondorGrenadePouch."