Polka Dots are round spots or dots of variable dimensions which are repeated and evenly spaced to form a geometric pattern on a fabric or material.
Polka Dots designs generally feature a contrasting color background and are used to convey a fun and youthful look.
About Slippers:
A type of shoe typically designed for indoor use that can be a variety of styles, including slides, mocassins, scuffs, booties, thongs, or loafers. Usually the uppers are made of soft leather or other fabrics (as opposed to tougher fabrics like hard leather that regular shoes are made of) and are sometimes lined with soft materials like felt, shearling or wool.