Stacked Rack Sample Sale! Not-to-be-missed 6th semi-annual sample sale from Callosum client beta boutique. An off-site sale held in Chicago’s Wicker Park in 6,000 sq. ft. offering women’s and men’s [added this year due to popular demand!] apparel and accessories of designer overstock and samples at 40-90% off retail prices. Prices range $10 to $150. For more information, visit beta boutique.