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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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245 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

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 Lace Insert Crop Stretch Trousers

Lace Insert Crop Stretch Trousers

White Ruched 3/4 Sleeve Blazer Jacket

Ruched 3/4 Sleeve Blazer Jacket

Blue Butterfly Print Chiffon Wrap Dress

Butterfly Print Chiffon Wrap Dress

Pink Scarf Print Satin Feel Shift Dress

Scarf Print Satin Feel Shift Dress

Blue Tropical Twist Stretch Ruched Maxi Dress

Tropical Twist Stretch Ruched Maxi Dress

Black 3/4 Sleeve Rochette Jacket

3/4 Sleeve Rochette Jacket

White Ruched Hem Chiffon Bolero

Ruched Hem Chiffon Bolero

Pink Ombre Halter Neck Pleated Swing Dress

Ombre Halter Neck Pleated Swing Dress

Pink Floral Halter Neck Pleated Chiffon Swing Dress

Floral Halter Neck Pleated Chiffon Swing Dress

Black Smart Longline Textured Jacket

Smart Longline Textured Jacket

Blue Abstract Print Frill Detail Dress

Abstract Print Frill Detail Dress

Blue Sequin Embellished Maxi Wrap Dress

Sequin Embellished Maxi Wrap Dress

Blue Ruched Hem Chiffon Bolero

Ruched Hem Chiffon Bolero

Blue Floral Asymmetric Overlay Chiffon Dress

Floral Asymmetric Overlay Chiffon Dress

Metallic Ruched Hem Chiffon Bolero

Ruched Hem Chiffon Bolero

Black Cowl Neck Ruched Stretch Jumpsuit

Cowl Neck Ruched Stretch Jumpsuit

Blue Sleeveless Textured Bodycon Dress

Sleeveless Textured Bodycon Dress

Black Mesh Longline Kimono

Mesh Longline Kimono

Green Floral Bias Cut Stretch Dress

Floral Bias Cut Stretch Dress

Orange Floral Print Tiered Layer Dress

Floral Print Tiered Layer Dress

Blue Pleated Maxi Stretch Skirt

Pleated Maxi Stretch Skirt

Blue Denim Stretch Blazer

Denim Stretch Blazer

Grey Ruched Hem Chiffon Bolero

Ruched Hem Chiffon Bolero

Grey Ruched Hem Chiffon Bolero

Ruched Hem Chiffon Bolero

Blue Sequin Trim Tiered Halterneck Dress

Sequin Trim Tiered Halterneck Dress

Pink Scalloped Edge Stretch Knit Shrug

Scalloped Edge Stretch Knit Shrug

Black Blurred Floral Stretch Mesh Top

Blurred Floral Stretch Mesh Top

Multi Petal Lace Jacket

Petal Lace Jacket

Pink Tie Waist Longline Jacket

Tie Waist Longline Jacket

Blue Floral Print Lace Stretch Dress

Floral Print Lace Stretch Dress

Black Metallic Belt Draped Stretch Jumpsuit

Metallic Belt Draped Stretch Jumpsuit

Black Zip Detail Stretch Trouser

Zip Detail Stretch Trouser

Purple Tropical Leaf Print Frill Wrap Dress

Tropical Leaf Print Frill Wrap Dress

Pink Curve Sequin Trim Chiffon Overlay Top

Curve Sequin Trim Chiffon Overlay Top

Black Leaf Print Stretch Lace Tie Dress

Leaf Print Stretch Lace Tie Dress

Pink Elasticated Mesh Layered Skirt

Elasticated Mesh Layered Skirt

Blue Sequin Wrap Detail Midi Dress

Sequin Wrap Detail Midi Dress

Cream Elasticated Mesh Layered Skirt

Elasticated Mesh Layered Skirt

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Pink Lace Twist Front Stretch Top

Lace Twist Front Stretch Top

Black Sparkle Embellished Cuff Chiffon Top

Sparkle Embellished Cuff Chiffon Top

Orange Asymmetric Ombre Print Halterneck Top

Asymmetric Ombre Print Halterneck Top

Black Elasticated Mesh Layered Skirt

Elasticated Mesh Layered Skirt

Red Cotton Blend Lace Bell Sleeve Dress

Cotton Blend Lace Bell Sleeve Dress

Multi Zig Zag Halter Neck Pleated Dress

Zig Zag Halter Neck Pleated Dress

Purple Sequin Sparkle Stretch Midi Skirt

Sequin Sparkle Stretch Midi Skirt

Pink Curve Floral Sparkle Hanky Hem Top

Curve Floral Sparkle Hanky Hem Top

Blue Sequin Wrap Detail Midi Dress

Sequin Wrap Detail Midi Dress

Black Ruched Hem Chiffon Bolero

Ruched Hem Chiffon Bolero

Black Floral Print Tiered Layer Dress

Floral Print Tiered Layer Dress

Pink Sequin Trim Tiered Halterneck Dress

Sequin Trim Tiered Halterneck Dress

Black Lace Chiffon Sleeve Shell Top

Lace Chiffon Sleeve Shell Top

Blue Sequin Sparkle Stretch Midi Skirt

Sequin Sparkle Stretch Midi Skirt

Blue Sequin Embellished Stretch Vest Top

Sequin Embellished Stretch Vest Top

Blue Floral Print Tiered Layer Dress

Floral Print Tiered Layer Dress

Black Curve Sequin Zig Zag Kimono

Curve Sequin Zig Zag Kimono

Green Velvet Side Twist Diamante Stretch Dress

Velvet Side Twist Diamante Stretch Dress

Black Elasticated Mesh Tiered Ruffle Skirt

Elasticated Mesh Tiered Ruffle Skirt

Blue Sequin Sparkle Stretch Midi Skirt

Sequin Sparkle Stretch Midi Skirt

Pink Cropped Knitted Shrug

Cropped Knitted Shrug

£20.00 (33% OFF)

Pink Embellished Collar Frilled Chiffon Dress

Embellished Collar Frilled Chiffon Dress

£60.00 (20% OFF)

Pink V-Neck Sleeveless Vest Pleat Top

V-Neck Sleeveless Vest Pleat Top

£20.00 (9% OFF)

Blue Tailored Jacquard Jacket

Tailored Jacquard Jacket

£40.00 (11% OFF)

Blue Cropped Stretch Trouser

Cropped Stretch Trouser

£20.00 (16% OFF)

Pink Halterneck Pleated Chiffon Maxi Dress

Halterneck Pleated Chiffon Maxi Dress

£40.00 (38% OFF)

Pink Cropped Stretch Trouser

Cropped Stretch Trouser

£20.00 (16% OFF)

Blue Textured Longline Jacket

Textured Longline Jacket

£50.00 (13% OFF)

Blue Ombre Halter Neck Pleated Chiffon Swing Dress

Ombre Halter Neck Pleated Chiffon Swing Dress

£55.00 (15% OFF)

Green Sleeveless Palm Print High Low Maxi Dress

Sleeveless Palm Print High Low Maxi Dress

£30.00 (57% OFF)

Black Floral Embroidered Cotton Blend Dress

Floral Embroidered Cotton Blend Dress

£40.00 (33% OFF)

White Tailored Longline Boucle Jacket

Tailored Longline Boucle Jacket

£50.00 (23% OFF)

Multi Textured Tiered Smock Dress

Textured Tiered Smock Dress

£32.00 (20% OFF)

Pink Textured Longline Jacket

Textured Longline Jacket

£45.00 (22% OFF)

Green Floral Print Chiffon Frill Midi Dress

Floral Print Chiffon Frill Midi Dress

£40.00 (27% OFF)

White Spot Print Frill Hem Midi Dress

Spot Print Frill Hem Midi Dress

£28.00 (44% OFF)

Black Twist Front Stretch Dress

Twist Front Stretch Dress

£26.00 (42% OFF)

Multi Halterneck Pleated Chiffon Maxi Dress

Halterneck Pleated Chiffon Maxi Dress

£40.00 (38% OFF)

Black Knot Detail Premium Stretch Midi Dress

Knot Detail Premium Stretch Midi Dress

£40.00 (20% OFF)

Pink Floral Linen Look Ruched Midi Dress

Floral Linen Look Ruched Midi Dress

£25.00 (50% OFF)

Blue Abstract Print Pleated Chiffon Midi Dress

Abstract Print Pleated Chiffon Midi Dress

£42.00 (40% OFF)

Pink Tailored Jacquard Jacket

Tailored Jacquard Jacket

£36.00 (20% OFF)

new-price

Black Spot Print Wide Leg Wrap Jumpsuit

Spot Print Wide Leg Wrap Jumpsuit

£40.00 (33% OFF)

White Sequin Tie Back Detail Top

Sequin Tie Back Detail Top

£30.00 (14% OFF)

Pink Embellished Floral Print Tiered Midi Dress

Embellished Floral Print Tiered Midi Dress

£30.00 (50% OFF)

Blue Floral Print Pleated Chiffon Midi Dress

Floral Print Pleated Chiffon Midi Dress

£60.00 (7% OFF)

Black Geometric Print Frill Hem Dress

Geometric Print Frill Hem Dress

£38.00 (20% OFF)

Black Sleeveless Lace Swing Dress

Sleeveless Lace Swing Dress

£30.00 (48% OFF)

Pink Cotton Embroidery Detail Shift Dress

Cotton Embroidery Detail Shift Dress

£42.00 (23% OFF)

Red Sweetheart Neck Fitted Stretch Dress

Sweetheart Neck Fitted Stretch Dress

£35.00 (22% OFF)

Blue Abstract Floral Pleat Detail Trapeze Dress

Abstract Floral Pleat Detail Trapeze Dress

£36.00 (40% OFF)

Blue Floral High Neck Pleated Chiffon Swing Dress

Floral High Neck Pleated Chiffon Swing Dress

£35.00 (46% OFF)

Purple Scallop Edge Plain Shift Dress

Scallop Edge Plain Shift Dress

£42.00 (16% OFF)

Blue Sweetheart Neck Fitted Stretch Dress

Sweetheart Neck Fitted Stretch Dress

£35.00 (22% OFF)

Black Leaf Print Ruched Lace Dress

Leaf Print Ruched Lace Dress

£35.00 (22% OFF)

Multi Sleeveless Pleat Detail Stretch Dress

Sleeveless Pleat Detail Stretch Dress

£35.00 (22% OFF)

Blue Leaf Print Frill Wrap Dress

Leaf Print Frill Wrap Dress

£45.00 (13% OFF)

Black Full Length Mock Pocket Stretch Trouser

Full Length Mock Pocket Stretch Trouser

£18.00 (28% OFF)

Blue Animal Print Halterneck Tie Detail Top

Animal Print Halterneck Tie Detail Top

£18.00 (35% OFF)

Pink Frill Detail V-Neck Top

Frill Detail V-Neck Top

£22.00 (15% OFF)

Black Marble Print Wrap Mesh Dress

Marble Print Wrap Mesh Dress

£45.00 (18% OFF)

Brown Curve Cropped Stretch Trouser

Curve Cropped Stretch Trouser

£20.00 (16% OFF)

Blue Floral Cold Shoulder Luxe Stretch Dress

Floral Cold Shoulder Luxe Stretch Dress

£45.00 (13% OFF)

Cream Curve Cropped Stretch Trouser

Curve Cropped Stretch Trouser

£20.00 (16% OFF)

new-price

Blue Floral Print Sleeveless Shift Dress

Floral Print Sleeveless Shift Dress

£36.00 (28% OFF)

new-price

Pink Sleeveless Floral Chiffon Overlay Dress

Sleeveless Floral Chiffon Overlay Dress

£40.00 (27% OFF)

Blue Wrap Draped Crepe Stretch Dress

Wrap Draped Crepe Stretch Dress

£35.00 (32% OFF)

Yellow Sleeveless Floral Halter Neck Midi Dress

Sleeveless Floral Halter Neck Midi Dress

£50.00 (13% OFF)

Blue Sequin Trim Overlay Jumpsuit

Sequin Trim Overlay Jumpsuit

£42.00 (23% OFF)

Black Diamante Side Split Chiffon Trousers

Diamante Side Split Chiffon Trousers

£36.00 (20% OFF)

Blue Premium Stretch Floral Ruched Frill Hem Dress

Premium Stretch Floral Ruched Frill Hem Dress

£40.00 (23% OFF)

White Multi Spot Print Frill Hem Midi Dress

Multi Spot Print Frill Hem Midi Dress

£30.00 (45% OFF)

Black Faux Leather Pull On Stretch Trousers

Faux Leather Pull On Stretch Trousers

£20.00 (33% OFF)

Blue Wide Leg Premium Stretch Trousers

Wide Leg Premium Stretch Trousers

£24.00 (14% OFF)