Spring officially starts in just three days on March 20, but since it's been such a rough winter, we're already eager to spring ahead into the styles of summer.

Dana Avidan-Cohn, InStyle's Senior Market Editor, has three different staple items for spring that can easily be transformed into summer once the weather turns warmer.

Take a look at these fun, functional pieces that work across seasons:

1) Zara White Embellished Dress, $79.90; zara.com

Spring Look:

Zara white embellished dress, $79.90; zara.com

Forever 21 tweed and faux leather coat, $47.80; forever21.com

Chinese Laundry ankle strap heel, $129; vonmaur.com

Botkier Legacy cobalt blue convertible clutch, $195; botkier.com

DKNY Hoisery,$15; Nordstrom.com

Summer Look:

Zara white embellished dress $79.90; zara.com

L'Amour Nanette Lepore faux leather moto vest, $76; jcpenney.com

Just fab pumps, $39.99; justfab.com

Arizona Bianca cross body bag, $24.99; jcpenney.com

2) H&M bold stripe coat, $79.95; hm.com

Spring Look:

H&M bold stripe coat, $79.95; hm.com

Boden white blouse, $58; bodenusa.com

I Heart Ronson pant, $44; jcpenney.com

Liz Claiborne backpack, $44.99; jcpenney.com

SJP by Sarah Jessica Parker shoes, $350; Nordstrom.com

Summer Look:

H&M bold stripe coat, $79.95; hm.com

Liz Claiborne tulip skirt, $40; jcpenney.com

ZAC Zac Posen bag, $595; bloomingdales.com

Shoedazzle caged heel, $49.95; shoedazzle.com

Fantas-Eyes sun glasses, $15; fantas-eyes.com

3) Forever 21 leopard skirt, $17.80; forever21.com

Spring Look:

Forever 21 leopard skirt, $17.80; forever21.com

French Connection color block blouse, $78; usa.frenchconnection.com

JCP cropped trench coat, $65; jcpenney.com

DKNY Hoisery, $18; Nordstrom.com

Summer Look:

Forever 21 leopard skirt, $17.80; forever21.com

BCBGeneration white button down, $58; bcbgeneration.com

SJP by Sarah Jessica Parker shoes, $335; Nordstrom.com

L.A.M.B . bag $399; shopbop.com

Girl Props sunglasses, $3.99; girlprops.com