eBay Item condition policy for Returns (https://www.ebay.com/help/policies/member-behavior-policies/condition-returned-items-policy?id=4763)
You must return an item in the same condition as it was received, not used or altered in any way. You must also include, in the same condition as it was received:
All original packaging such as boxes, bags, tags, and UPCs.
Accessories such as cords and remote controls.
Certificates, manuals, warranty, and rebate cards.
"Free gifts" or bonus items.
All items included in a bundle.