What: Catherine Holstein
Why: Nintey percent off retail prices! Frocks for $150, cardigans
for $75, coats for $175.
When: Dec. 6 & 7. Sat., 10 a.m.-6 p.m.; Sun., noon-6 p.m.
Where: 213 W. 35th St., b/t Seventh & Eighth Aves., 7th flr. Cash
or check only.

What: Vivienne Westwood
Why: Dresses from the iconic designer were $800, now $348; waxed
poplin trench coats were $1,498, now $599. Deals on Ilaria Nistri,
Iodice, Eairth, and Le Full.
When: Dec. 8-12. Mon.-Fri., 10 a.m.-8 p.m.
Where: Scatola Sartoriale Showroom, 544 W. 26th St., b/t Tenth &
Eleventh Aves., 6th flr. (212-371-2777 ext. 326).

What: Prairie New York
Why: Tops and dresses for $40. Holiday frocks for $50.
When: Dec. 8-12. Mon.-Fri., 11 a.m.-7 p.m.
Where: 250 W. 39th St., b/t Seventh & Eighth Aves., ste. 404
(212-391-4700). Cash only.

What: Édite Showroom
Why: Dresses and handbags from Caroline Hedaya, Your Slip Is
Showing, and Tagua start at 50 bucks.
When: Dec. 8-10. Mon.-Wed., 10 a.m.-7 p.m.
Where: 134 W. 29th St., b/t Sixth & Seventh Aves., studio 709.

What: Alice + Olivia
Why: Beaded party dresses for $189, skinny pants for $99,
boyfriend blazers for $159.
When: Dec. 8-11. Mon. & Wed., 10 a.m.-6 p.m.; Tues. & Thurs., 10
a.m.-7 p.m.
Where: 261 W. 36th St., b/t Seventh & Eighth Aves., 2nd flr.

What: DVF
Why: Cocktail dresses for $200, blouses for $80, jackets for $150.
When: Dec. 9-13. Tues., 9 a.m.-6:30 p.m.; Wed., 9 a.m.-8 p.m.;
Thurs., 9 a.m.-7 p.m.; Fri., 9 a.m.-5:30 p.m.; Sat., 9 a.m.-3 p.m.

Where: 260 Fifth Ave., b/t 28th & 29th Sts.

What: The Globe Showroom
Why: Falls, Elijah, Luba J, H Fredriksson, Whistle & Flute, James
Coviello -- mostly under 100 bucks.
When: Dec. 10 & 11. Wed. & Thurs., noon-7 p.m.
Where: 263 W. 38th St., b/t Seventh & Eighth Aves.

What: Furla Handbags
Why: First sample sale has 1,500 bags at half off. Shoes for $100.
When: Dec. 10-12. Wed.-Fri., 10 a.m.-6:30 p.m.
Where: 552 Seventh Ave., b/t 39th & 40th Sts., 5th flr.

What: Catherine Malandrino
Why: Up to 75 percent off ready-to-wear and rare vintage.
When: Dec. 10-12. Wed., 8 a.m.-8 p.m.; Thurs. & Fri., 10 a.m.-8
p.m.
Where: 145 W. 18th St., b/t Sixth & Seventh Aves.

What: By Francine
Why: Take up to 60 percent off girly dresses, tops, pants, and
skirts from the most recent spring, fall, and holiday collections.
When: Dec. 10-12. Wed. & Thurs., 10 a.m.-6 p.m.; Fri., 10 a.m.-7
p.m.
Where: 231 W. 39th St., b/t Seventh & Eighth Aves., rm. 602.

What: Mackage
Why: Up to 50 percent off wools, leathers, trenches, shearlings.
When: Dec. 10-12. Wed.-Fri., noon-7:30 p.m.
Where: 275 W. 39th St. (212-391-5287).

What: Bensoni, Black Halo, Anne Leman, Matt & Nat, and more.
Why: Fifty-75 percent off wholesale, with items starting at twenty
bucks.
When: Dec. 10-13. Wed.-Sat., 10 a.m.-7 p.m.
Where: Joey Showroom, 263 Eleventh Ave., at 27th St., 5th flr.

What: Proenza Schouler
Why: Huge selection of samples and unsold stock -- including
bottoms, dresses, and shoes -- $85-$1,385 (originally
$330-$5,525).
When: Dec. 11 & 12. Thurs. & Fri., 9 a.m.-6 p.m.
Where: 120 Walker St., b/t Centre & Baxter Sts., 6th flr.

What: Iisli
Why: Seventy percent off knit shimmer dresses, sequin jackets,
knit blazers, plus a nice assortment of samples.
When: Dec. 11-13. Thurs.-Sat., 11 a.m.-8 p.m.
Where: 25 Bond St., b/t Bowery & Lafayette St.

What: Alexander Wang
Why: Fall merch up to 80 percent off. Oversize cashmere sweaters
were $425, now $80; sexy velvet dresses were $495, now $240.
When: Dec. 11-13. Thurs., 3-7 p.m.; Fri. & Sat., 10 a.m.-7 p.m.
Where: 386 Broadway, b/t Walker & White Sts., 6th flr.

What: Julie Haus and VPL
Why: Take 50-80 percent off swimwear, lingerie, sweaters, dresses,
coats, and shoes. Prices starting at $15.
When: Dec. 11-13. Thurs.-Sat., 11 a.m.-7 p.m.
Where: 39 W. 38th St., b/t Fifth & Sixth Aves.

What: Lyn Devon
Why: Fifty-80 percent off severe, modern, edgy sportswear from the
fall collection.
When: Dec. 12-14. Fri.-Sun., 10 a.m.-5 p.m.
Where: 525 Broadway, b/t Spring & Broome Sts., ste. 202.

What: Vera Wang Bridal and Bridesmaids
Why: One-of-a-kind samples -- plus a ton of overstock -- 35-75
percent off retail. Bridesmaid dresses, too.
When: Dec. 13. Sat., 9 a.m.-5 p.m.
Where: The New Yorker Hotel, 481 Eighth Ave., at 34th St.