December’s in the bag.

TIE ON
Fine and Dandy Opens
What: Our favorite online shop and accessories bike-delivery service for dapper dudes in need of spats, bow ties, and handkerchiefs lays down permanent roots in Hell’s Kitchen.
Why: Owner Matt Fox knows a real man can never have too many handsome ties, scarves, cuff links, and suspenders.
When: Mon.-Sat., noon-8 p.m.; Sun., 1-8 p.m.
Where: 445 W. 49th St., b/t Ninth & Tenth Aves. (212-247-4847).

STROLL
As We Are Walking at Beautiful Dreamers
What: Designer Lauren Manoogian’s temporary subterranean shop is home to Clyde hats, Where I Was From vintage, Erin Considine woven coil baskets, and wall hangings by Native Line.
Why: Hippies and hipsters love holiday gifts, too. Pick up earthy jewelry, leather goods, and scarves made by artisans across the country.
When: Thru Dec. 31. Fri.-Sun., noon-7 p.m.; Mon.-Thurs., by request.
Where: 326 Wythe Ave., at S. 1st St., Williamsburg (718-388-4884).

SAVE
Mara Hoffman Sample Sale
What: The queen of graphic prints hawks her designs — including the swimwear we so love — for up to 80 percent off.
Why: No plans for plunging into a pool? Opt for a muted-tone button-down ($125, reg. $335) or snuggle into a pointillist-patterned sweater ($175, reg. $440).
When: Fri., 10 a.m.-8 p.m.; Sat., 11 a.m.-7 p.m.
Where: 168 Bowery, at Kenmare St.

Equipment, Joie, and Current/Elliott Sample Sale
What: The brands mark their merch up to 75 percent off, including sweaters and outerwear — which you still need, despite this week’s temps.
Why: Once you catch the discount bug, scope the rest of the month’s bargains.
When: Today, 10 a.m.-8 p.m.; Fri., 10 a.m.-7 p.m.; Sat., 10 a.m.-4 p.m.
Where: 260 Fifth Ave., b/t W. 28th & 29th Sts.

RESTOCK
Eberjey Sample Sale
What: Refresh your inventory of intimates with 50-70 percent off underwear, thongs, camisoles, nighties, pajamas, and swimsuits.
Why: “O Holy Night” should not apply to your undies.
When: Today, 9 a.m.-7 p.m.; Fri., 9 a.m.-4 p.m.
Where: 40 E. 34th St., b/t Park & Madison Aves., ste. 1215.

Photo: Courtesy of Fine and Dandy