18 BACK PACKS, SATCHELS FOR CARRYING ARTICLES ON BICYCLES, RUCKSACKS, KNAPSACKS, SHOULDER BAGS, SATCHELS, SCHOOLBAGS, SUIT CASES, SHOE BAGS, LUGGAGE, TRUNKS, ALL-PURPOSE MULTI-COMPARTMENT CARRYING BAGS, MOUNTAINEERING BAGS, HAND BAGS, TEXTILE AND LEATHER SHOPPING BAGS WITH WHEELS