Location: Astoria, NY 
Need to move out of state and need to sale my stuffs ASAP. 
All stuffs were bought new and are in excellent condition and are only couple of months old. 
Sale price at 60% or negotiable. 

Full size mattress with metal frame base (8 months old): bought at $300
Leather Covered Folding Couch (4 months old) : bought at $250
Ikea Closet (4 months Old): bought at $100
Mesh & Vinyl Chair - Black (Target) (3 months old) : bought at $80
Microwave oven (6 months old): bought at $50
and other stuffs including carpets, cookers, toaster, coffee maker, computer tables.....

What are those stains on the chair?

 Not the stains on the chair, but on camera screen.