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Cocktail Party Outfits in size 20

Make sure your night is one to remember in an eye-catching ensemble fit for any elegant evening. Whether you want to wow guests in a sparkling sequin dress or stand out from the crowd with a show-stopping jumpsuit, you'll find what you need to feel amazing at your next cocktail party. Go all out in an embellished cold shoulder top teamed with sparkly mesh floor-sweeping skirt, or channel the roaring ‘20s with a gorgeous flapper dress. A chiffon bolero or tailored jacket will add warmth to your occasion outfit without compromising on style. And don't forget your accessories! Whatever your diary has in store for you, we've got a look for any event!

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313 results

Green Scarf Print Satin Feel Shift Dress

Scarf Print Satin Feel Shift Dress

Black Cropped Stretch Trouser

Cropped Stretch Trouser

Blue 3/4 Sleeve Rochette Jacket

3/4 Sleeve Rochette Jacket

White Cotton Blend Floral Lace Jacket

Cotton Blend Floral Lace Jacket

Blue Abstract Leaf Print V Neck Maxi Dress

Abstract Leaf Print V Neck Maxi Dress

Orange Floral Print Chiffon Hanky Hem Dress

Floral Print Chiffon Hanky Hem Dress

White Knitted Bow Detail Shrug

Knitted Bow Detail Shrug

Blue Embellished Collar Frilled Chiffon Dress

Embellished Collar Frilled Chiffon Dress

Pink Plain Chiffon Midi Wrap Dress

Plain Chiffon Midi Wrap Dress

Black Smart Longline Textured Jacket

Smart Longline Textured Jacket

Blue Tropical Twist Stretch Ruched Maxi Dress

Tropical Twist Stretch Ruched Maxi Dress

Pink Scarf Print Satin Feel Shift Dress

Scarf Print Satin Feel Shift Dress

White Ruched 3/4 Sleeve Blazer Jacket

Ruched 3/4 Sleeve Blazer Jacket

Black 3/4 Sleeve Rochette Jacket

3/4 Sleeve Rochette Jacket

Black Lace Insert Crop Stretch Trousers

Lace Insert Crop Stretch Trousers

Pink Ombre Halter Neck Pleated Swing Dress

Ombre Halter Neck Pleated Swing Dress

Multi Abstract Print Maxi Wrap Dress

Abstract Print Maxi Wrap Dress

Blue Butterfly Print Chiffon Wrap Dress

Butterfly Print Chiffon Wrap Dress

Pink Embellished Cold Shoulder Overlay Dress

Embellished Cold Shoulder Overlay Dress

Blue Sequin Embellished Maxi Wrap Dress

Sequin Embellished Maxi Wrap Dress

Pink Floral Halter Neck Pleated Chiffon Swing Dress

Floral Halter Neck Pleated Chiffon Swing Dress

Black Mesh Longline Kimono

Mesh Longline Kimono

Black Floral Print Tiered Layer Dress

Floral Print Tiered Layer Dress

Blue Wide Leg Tie Front Stretch Trouser

Wide Leg Tie Front Stretch Trouser

Blue Pleat Detail Wide Leg Stretch Jumpsuit

Pleat Detail Wide Leg Stretch Jumpsuit

White Textured Button Detail Boucle Jacket

Textured Button Detail Boucle Jacket

Green Floral Bias Cut Stretch Dress

Floral Bias Cut Stretch Dress

Black Cowl Neck Ruched Stretch Jumpsuit

Cowl Neck Ruched Stretch Jumpsuit

Blue Sleeveless Textured Bodycon Dress

Sleeveless Textured Bodycon Dress

Blue Ruched Hem Chiffon Bolero

Ruched Hem Chiffon Bolero

Black Pleat Textured Bodycon Shift Dress

Pleat Textured Bodycon Shift Dress

Purple Tropical Leaf Print Frill Wrap Dress

Tropical Leaf Print Frill Wrap Dress

Blue Floral Asymmetric Overlay Chiffon Dress

Floral Asymmetric Overlay Chiffon Dress

Black Sleeveless Ruched Bodycon Stretch Dress

Sleeveless Ruched Bodycon Stretch Dress

Black Ruched Hem Chiffon Bolero

Ruched Hem Chiffon Bolero

Green Longline Blazer Jacket

Longline Blazer Jacket

Green Sleeveless Ruched Bodycon Stretch Dress

Sleeveless Ruched Bodycon Stretch Dress

Grey Ruched Hem Chiffon Bolero

Ruched Hem Chiffon Bolero

Blue Textured Cotton Blend Jacket

Textured Cotton Blend Jacket

Blue Denim Stretch Blazer

Denim Stretch Blazer

Pink Curve Floral Sparkle Hanky Hem Top

Curve Floral Sparkle Hanky Hem Top

Blue Floral Print Tiered Layer Dress

Floral Print Tiered Layer Dress

Blue Pleated Maxi Stretch Skirt

Pleated Maxi Stretch Skirt

Metallic Ruched Hem Chiffon Bolero

Ruched Hem Chiffon Bolero

Blue Sequin Wrap Detail Midi Dress

Sequin Wrap Detail Midi Dress

Orange Floral Print Tiered Layer Dress

Floral Print Tiered Layer Dress

Blue Crepe Stretch Straight Leg Trousers

Crepe Stretch Straight Leg Trousers

White Pleated Textured Cropped Jacket

Pleated Textured Cropped Jacket

Multi Sleeveless Pleat Detail Stretch Dress

Sleeveless Pleat Detail Stretch Dress

Blue Sequin Trim Tiered Halterneck Dress

Sequin Trim Tiered Halterneck Dress

Black Blurred Floral Stretch Mesh Top

Blurred Floral Stretch Mesh Top

Pink Scalloped Edge Stretch Knit Shrug

Scalloped Edge Stretch Knit Shrug

Cream Tailored Stretch Culottes

Tailored Stretch Culottes

Multi Smart Textured Boucle Jacket

Smart Textured Boucle Jacket

Grey Ruched Hem Chiffon Bolero

Ruched Hem Chiffon Bolero

Blue Floral Print Lace Stretch Dress

Floral Print Lace Stretch Dress

Cream Elasticated Mesh Layered Skirt

Elasticated Mesh Layered Skirt

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Multi Petal Lace Jacket

Petal Lace Jacket

Black Elasticated Mesh Layered Skirt

Elasticated Mesh Layered Skirt

Black Wide Leg Stretch Culottes

Wide Leg Stretch Culottes

Pink Elasticated Mesh Layered Skirt

Elasticated Mesh Layered Skirt

Black Metallic Belt Draped Stretch Jumpsuit

Metallic Belt Draped Stretch Jumpsuit

Blue Pleat Detail Wide Leg Stretch Jumpsuit

Pleat Detail Wide Leg Stretch Jumpsuit

Purple Sequin Sparkle Stretch Midi Skirt

Sequin Sparkle Stretch Midi Skirt

Black Leaf Print Stretch Lace Tie Dress

Leaf Print Stretch Lace Tie Dress

Black Zip Detail Stretch Trouser

Zip Detail Stretch Trouser

Blue Sequin Embellished Stretch Vest Top

Sequin Embellished Stretch Vest Top

Pink Sequin Trim Tiered Halterneck Dress

Sequin Trim Tiered Halterneck Dress

Blue Sequin Wrap Detail Midi Dress

Sequin Wrap Detail Midi Dress

Black Sparkle Embellished Cuff Chiffon Top

Sparkle Embellished Cuff Chiffon Top

Pink Curve Sequin Trim Chiffon Overlay Top

Curve Sequin Trim Chiffon Overlay Top

Purple Crepe Stretch Straight Leg Trousers

Crepe Stretch Straight Leg Trousers

Pink Lace Twist Front Stretch Top

Lace Twist Front Stretch Top

Red Cotton Blend Lace Bell Sleeve Dress

Cotton Blend Lace Bell Sleeve Dress

Pink Tie Waist Longline Jacket

Tie Waist Longline Jacket

Blue Sequin Sparkle Stretch Midi Skirt

Sequin Sparkle Stretch Midi Skirt

Orange Asymmetric Ombre Print Halterneck Top

Asymmetric Ombre Print Halterneck Top

Blue Sequin Sparkle Stretch Midi Skirt

Sequin Sparkle Stretch Midi Skirt

Multi Zig Zag Halter Neck Pleated Dress

Zig Zag Halter Neck Pleated Dress

Green Velvet Side Twist Diamante Stretch Dress

Velvet Side Twist Diamante Stretch Dress

Black Elasticated Mesh Tiered Ruffle Skirt

Elasticated Mesh Tiered Ruffle Skirt

Pink Floral Print Fit And Flare Dress

Floral Print Fit and Flare Dress

Blue 3/4 Sleeve Twist Waist Ruched Dress

3/4 Sleeve Twist Waist Ruched Dress

Blue Floral Print Chiffon Frill Maxi Dress

Floral Print Chiffon Frill Maxi Dress

£40.00 (33% OFF)

Black Leaf Print Chiffon Midi Wrap Dress

Leaf Print Chiffon Midi Wrap Dress

£50.00 (23% OFF)

new-price

White Knitted Crochet Shimmer Shrug

Knitted Crochet Shimmer Shrug

£30.00 (14% OFF)

Blue Full Length Printed Overlay Jumpsuit

Full Length Printed Overlay Jumpsuit

£42.00 (23% OFF)

White Stretch Button Detail Blazer

Stretch Button Detail Blazer

£42.00 (6% OFF)

new-price

Blue Textured Pointelle Detail Shrug

Textured Pointelle Detail Shrug

£22.00 (12% OFF)

Green Leaf Print Satin Midi Dress

Leaf Print Satin Midi Dress

£30.00 (33% OFF)

Pink Halterneck Pleated Chiffon Maxi Dress

Halterneck Pleated Chiffon Maxi Dress

£40.00 (38% OFF)

Blue Tailored Jacquard Jacket

Tailored Jacquard Jacket

£40.00 (11% OFF)

new-price

White Tailored Longline Boucle Jacket

Tailored Longline Boucle Jacket

£50.00 (23% OFF)

Blue Textured Longline Jacket

Textured Longline Jacket

£50.00 (13% OFF)

Pink Embellished Collar Frilled Chiffon Dress

Embellished Collar Frilled Chiffon Dress

£60.00 (20% OFF)

new-price

Pink Textured Longline Jacket

Textured Longline Jacket

£45.00 (22% OFF)

Pink Cropped Stretch Trouser

Cropped Stretch Trouser

£20.00 (16% OFF)

Blue Cropped Stretch Trouser

Cropped Stretch Trouser

£20.00 (16% OFF)

Blue Abstract Print Halterneck Maxi Dress

Abstract Print Halterneck Maxi Dress

£30.00 (50% OFF)

new-price

Pink Floral Print Dipped Hem Midi Dress

Floral Print Dipped Hem Midi Dress

£60.00 (25% OFF)

new-price

Pink Tailored Jacquard Jacket

Tailored Jacquard Jacket

£36.00 (20% OFF)

Black Knot Detail Premium Stretch Midi Dress

Knot Detail Premium Stretch Midi Dress

£40.00 (20% OFF)

Blue Ombre Halter Neck Pleated Chiffon Swing Dress

Ombre Halter Neck Pleated Chiffon Swing Dress

£55.00 (15% OFF)

Pink V-Neck Sleeveless Vest Pleat Top

V-Neck Sleeveless Vest Pleat Top

£20.00 (9% OFF)

Blue Leaf Print Puff Sleeve Midi Dress

Leaf Print Puff Sleeve Midi Dress

£40.00 (11% OFF)

new-price

Blue Animal Print Halterneck Tie Detail Top

Animal Print Halterneck Tie Detail Top

£18.00 (35% OFF)

Black Floral Embroidered Cotton Blend Dress

Floral Embroidered Cotton Blend Dress

£40.00 (33% OFF)

new-price

Green Floral Print Chiffon Frill Midi Dress

Floral Print Chiffon Frill Midi Dress

£40.00 (27% OFF)

Blue Leaf Print Shift Dress

Leaf Print Shift Dress

£35.00 (22% OFF)

Pink Floral Linen Look Ruched Midi Dress

Floral Linen Look Ruched Midi Dress

£25.00 (50% OFF)

Black Twist Front Stretch Dress

Twist Front Stretch Dress

£26.00 (42% OFF)

new-price

Pink Embellished Floral Print Tiered Midi Dress

Embellished Floral Print Tiered Midi Dress

£30.00 (50% OFF)

Green Sleeveless Palm Print High Low Maxi Dress

Sleeveless Palm Print High Low Maxi Dress

£30.00 (57% OFF)

Blue Asymmetric Floral Stretch Mesh Dress

Asymmetric Floral Stretch Mesh Dress

£40.00 (27% OFF)

Black Double Fluted 3/4 Length Sleeve Dress

Double Fluted 3/4 Length Sleeve Dress

£38.00 (15% OFF)

White Floral Cold Shoulder Luxe Stretch Dress

Floral Cold Shoulder Luxe Stretch Dress

£40.00 (27% OFF)

Red Sweetheart Neck Fitted Stretch Dress

Sweetheart Neck Fitted Stretch Dress

£35.00 (22% OFF)

Black Tailored Jacquard Jacket

Tailored Jacquard Jacket

£40.00 (11% OFF)

White Sequin Tie Back Detail Top

Sequin Tie Back Detail Top

£30.00 (14% OFF)

Blue Floral Print Pleated Chiffon Midi Dress

Floral Print Pleated Chiffon Midi Dress

£60.00 (7% OFF)