Solutions A hiker's bag with shoulder straps, carried on the back has 4 entries with similar clues

• 8-letter words
• rucksackBag carried on the back
• 9-letter words
• crossbodyBag with long straps, worn across the chest
• haversackSmall sturdy bag carried on the back
• 14-letter words
• sandwich-boardA pair of advertisement boards connected by straps by which they are hung over a person's shoulder