Living Proof Perfect Hair Day Night Cap Overnight Perfector - travel size.
"An easy-to-use weightless solution that provides up to one week of more shiny, vibrant, manageable hair overnight. Powered by the patented Healthy Hair Molecule (OFPMA) and time- release conditioners, Night Cap is the ultimate beauty sleep for your hair."
This is brand new, did not come in any packaging. This is the TRAVEL SIZE at 30 ml / 1 fl oz. The full size (118 ml / 4 fl oz) retails for $28.