All the items in Hotel Hideaway that you can use to customise your character and/or profile page have a star value from 1 to 5. The higher the number, the rarer the item.
The rarity also has a colour attributed to it:
1 star rarity items have the color brown.
2 stars have the colour blue.
3 stars have the colour purple.
4 stars have the color gold.
5 stars have the colour red.