Cool Sets Pajamas

pajamas
Pajamas, also spelled pyjamas (see also spelling differences) can refer to several related types of clothing. The original paijama are loose, lightweight trousers fitted with drawstring waistbands and worn in South and West Asia by both sexes.
A pair of loose pants tied by a drawstring around the waist, worn by both sexes in some Asian countries
(pajama) (usually plural) loose-fitting nightclothes worn for sleeping or lounging; have a jacket top and trousers
A suit of loose pants and jacket or shirt for sleeping in
(pajama) a pair of loose trousers tied by a drawstring around the waist; worn by men and women in some Asian countries

cool
Become or cause to become calm or less excited
make cool or cooler; "Chill the food"
the quality of being at a refreshingly low temperature; "the cool of early morning"
neither warm nor very cold; giving relief from heat; "a cool autumn day"; "a cool room"; "cool summer dresses"; "cool drinks"; "a cool breeze"
Become or cause to become less hot
Behave in a less excitable manner

sets
A group or collection of things that belong together, resemble one another, or are usually found together
(set) a group of things of the same kind that belong together and are so used; "a set of books"; "a set of golf clubs"; "a set of teeth"
(set) fit(p): (usually followed by `to' or `for') on the point of or strongly disposed; "in no fit state to continue"; "fit to drop"; "laughing fit to burst"; "she was fit to scream"; "primed for a fight"; "we are set to go at any time"
(set) put: put into a certain place or abstract location; "Put your things here"; "Set the tray down"; "Set the dogs on the scent of the missing children"; "Place emphasis on a certain point"
A collection of implements, containers, or other objects customarily used together for a specific purpose
A group of people with common interests or occupations or of similar social status