BILLY Footwear - BILLY Cozy Slipper. Color Charcoal. On sale for $45.50. MSRP $65.00.. 4.0 out of 5 starsAdd to favorites. 0 people have favorited this+3Brand NameBILLY FootwearProduct NameBILLY Cozy SlipperGenderWomen'sColorCharcoalPrice$45.50MSRP: $65.00Rating4Rated 4 stars out of 5(22)