Blue by Betsey Johnson - Sidny. Color Black Rose Polka Dot. On sale for $76.49. MSRP $89.00.. 4.0 out of 5 starsBrand NameBlue by Betsey JohnsonProduct NameSidnyGenderWomen'sColorBlack Rose Polka DotPrice$76.49MSRP: $89.00Rating4Rated 4 stars out of 5(122)