THE DOUBLE S-PACK HAS TWO SEPARATE LONG POCKETS (37" LONG AND 20" LONG) TO HOLD STABILIZERS SAFELY IN PLACE AS WELL AS A 6" LONG POCKET FOR ADDITIONAL WEIGHTS AND ACCESSORIES. THE DOUBLE S-PACK IS INTENDED FOR SOMEONE WITH A SINGLE FRONT AND REAR STABILIZER WHO WANTS TO SAFELY STORE THEIR TWO STABILIZERS WHILE TRAVELING TO AND FROM THE RANGE. ON THE BACK OF THE DOUBLE S-PACK BAG ARE FOUR LOOPS OF WEBBING THAT ALLOW A SECOND S-PACK BAG TO BE ATTACHED USING CLIPS. ALL SINGLE S-PACK BAGS COME STANDARD WITH THE NECESSARY FOUR CLIPS TO CONNECT THE TWO BAGS. DOUBLE S-PACKS DO NOT INCLUDE CLIPS. IF THE USER WISHES TO CONNECT TWO DOUBLE S-PACKS THEN CLIPS WILL NEED TO BE PURCHASED SEPARATELY.