rubber grenade shells
 

http://www.redwolfairsoft.com/redwolf/airsoft/Category look at either the Madbull M576 Hi-Power Soft Rubber Trainning Shell or the GB-TECH Slug Type Airsoft Grenade. has any one used these also what do you think for gaming use eg against other players

got my shell the other day and for anyone who hasnt used it wow they are amasing. they fly about 100 feet and hit HARD ill try to get a video soon