Teacher's Pet 4 Piece Private School Sweetheart Costume O/S from X-Gen Products. Teacher's Pet has you covered with brand new bagged costume sets, perfect for Halloween or your next costume party. Private school does not have to be a bore. Make it sexy with this pink three piece schoolgirl set. Available in both O/S and QS. Size O/S one size fits most. Retail package bag with hanger. Pack size 13.5 inches by 9.72 inches by 1.18 inches. One size fits most. Ladies sizes 2 to 14. Cups B/C. Bust 34 inches to 40 inches. Waist 26 inches to 34 inches. Hips 36 inches to 42 inches. Categories: Lingerie, Clothing, Bedroom Costume, Sexy Costume Accessories, Naughty Role Play, Halloween Costumes, Holiday Items. 2023.