Update your browser for a better shopping experience!

Get faster load times, stronger security and access to all features.

Skip to content

Sale now on in store – find your nearest
Shop your holiday must-haves
Summer dresses to shop now

Search product, code or brand

Sign in

Sign in or create an account:

for faster checkout
to unlock personalised Sparks offers
to access order history and track deliveries

Sign in
Create an account
M&S Recipes
Guest order tracking
Guest order return
Sparks
Sparks Pay

0

Search product, code or brand

Women

All New in
Cardigans
Dresses
Holiday Shop
Jackets and Coats
Jeans
Shirts and Blouses
Shorts
Skirts
Sportswear
Swimwear
T-shirts
Tops
Trousers

All Accessories
Handbags
Hats

All Footwear
Sandals
Shoes
Trainers
Heels

Bras
Knickers
Nightwear
Socks
Tights

Brands

Autograph
Goodmove
Jaeger
Per Una

Lingerie

Bras

All Bras
Balcony Bras
F-K Bras
Full Cup Bras
Non-Wired Bras
Padded Bras
Strapless Bras

Knickers

All Knickers
Brazilian Knickers
Full Brief Knickers
High-Leg Knickers
No-VPL Knickers
Thongs

Nightwear

All Nightwear
Nightdresses
Pyjamas

Socks & Tights

Socks
Tights

Lingerie Ranges

First Bras
Maternity and Nursing Bras
Period Knickers
Post-Surgery Bras

Shapewear

All Shapewear
Anti-Chafing Shorts
Bodies
Shaping Knickers
Slips

Vests And Camis

Vests and Camis

Brands

Autograph
B by Boutique
Boutique
Rosie Exclusively for M&S

Book your Bra Fit

Bridal Lingerie

Bridal Shapewear

Men

Clothing

All New in
Chinos
Hoodies and Sweatshirts
Holiday Shop
Jackets and Coats
Jeans
Joggers
Knitwear
Polo Shirts
Shorts
Shirts
Swimwear
Trousers
T-Shirts

Formalwear

Blazers
Formal Shirts
Smart Trousers
Ties
Waistcoats

Underwear & Socks

Socks
Underwear
Vests

Nightwear

All Nightwear
Dressing Gowns
Pyjamas

Footwear

All Footwear
Casual Shoes
Sandals
Smart Shoes
Trainers

Accessories

All Accessories
Belts
Hats
Sunglasses

Brands

Autograph
Goodmove
Jaeger

Book Your Suit Fit

Kids

Girls (2yrs-16yrs)

All Girls' Clothing
Dresses
Footwear
Holiday Clothing
Hoodies and Sweatshirts
Jeans
Jumpers and Cardigans
Leggings
Nightwear
Outfits and Sets
Socks and Tights
Swimwear
Tops
Underwear and Thermals

Boys (2yrs-16yrs)

All Boys' Clothing
Footwear
Holiday Clothing
Hoodies and Sweatshirts
Jeans
Nightwear
Outfits and Sets
Shirts
Shorts
Socks
Swimwear
Trousers
Tops
Underwear and Thermals

All Baby Clothing
Baby Boy
Baby Girl
Baby Grows
Baby Outfits
Baby Swimwear
Newborn Essentials
Explore our Baby Club

All Toys

School Shoes

Everyday Essentials

Sports Fan Apparel

Holiday

Women's Holiday Clothes

All Women's Holiday
Beach Cover Up's
Bikinis
Denim Jackets
Linen Shop
Sandals
Shorts
Skirts
Summer Dresses
Summer Tops
Swimwear

Men's Holiday Clothes

All Men's Holiday
Chinos
Linen Shop
Sandals
Shorts
Short Sleeve Shirts
Swimwear
T-Shirts

Boys' Holiday Clothes

All Boys' Holiday
Accessories
Shorts
Swimwear
T-Shirts

Girls' Holiday Clothes

All Girls' Holiday
Accessories
Dresses
Shorts
Swimwear

Women's City Break Outfits

Holiday Style Edit

Home & Furniture

Bed Sheets
Duvets
Duvet Covers
Mattress Protectors
Pillows
Pillowcases

Home Furnishings

Cushions
Curtains
Rugs
Throws

Bath Mats
Towels

Garden & Travel

Beach Towels
Garden Furniture
Outdoor Tableware
Picnicware
Suitcases and Luggage

Ceiling Lights
Floor Lamps
Table Lamps

Home Accessories

Artificial Flowers & Plants
Home Fragrance
Vases and Plant Pots

Cooking & Dining

Dinner Sets
Glassware
Kitchenware
Mugs
Pots and Pans
Tableware

Accent Chairs
Bedroom Furniture
Dining Room Furniture
Footstools
Living Room Furniture
Mattresses

Garden Furniture

Home Inspiration

Outdoor Tableware

Furniture Brands

Beauty

Cleansers
Eye Cream
Moisturisers
Serum
Sun Cream
Toners

Fragrance

Women's Perfume
Men's Aftershave
Perfume Gifts

Beauty Accessories
Blushers
Foundation
Lipstick
Mascara
Nail Care

Hand Cream
Hand Wash
Shower Gel
Travel Size Toiletries
Wellbeing

Conditioner
Hair Treatments
Shampoo

Bath & Body Gifts
Perfume Gifts
Skincare Gifts

Men's Aftershave
Moisturisers

Clinique Diagnostic Tool

Flowers & Plants

Flowers

All Bouquets
Summer Flowers

Indoor Plants

Occasions

Anniversary Flowers
Birthday Flowers
Congratulations Flowers
Engagement Flowers
New Baby Flowers
New Home Flowers
Thank You Flowers
Sympathy Flowers

Birthday Flowers

Gifts

Food & Drink Gifts

Afternoon Tea and Coffee Gifts
Alcohol Gifts
Food Gifts
Fruit Baskets
Hampers
Letterbox Gifts

Gifts By Recipient

Gifts For Her
Gifts For Him
Gifts For Kids
Baby Gifts

E-Gift Cards
Gift Cards
Corporate Gifts

Gifts By Occasion

Anniversary Gifts
Birthday Gifts
Congratulations Gifts
Housewarming Gifts

Gifts By Price

Free Delivery Gifts
Gifts Under £20
Gifts Under £30
Gifts Under £50
Luxury Gifts

Food & Drink Gifts

Gifts under £30

Food

Food & Drink Gifts

Brownies
Alcohol Gifts
Food Gifts
Hampers
Letterbox Gifts

Cakes
Party Food
Sandwich Platters

Fruit & Vegetables
Meat
Poultry
Food Cupboard
Ready to Cook
Frozen Food
Drinks
Home of Dine In

Food Inspiration

British Seasonal Produce
Time Saving Cooking Tips
How to Barbecue
How to Choose Wine
How to Meal Prep
M&S Café

Dinner Recipes
Pasta Recipes
Baking Recipes
Healthy Recipes
Budget Recipes
Spring Recipes

Food Inspiration

Food & Drink Gifts

Sports

Women's Sportswear

All Women's Sportswear
Sports Bras
Hoodies and Sweatshirts
Joggers
Sports Leggings
Sports Shorts
Sports Tops

Women's Sports Trainers

Running Trainers
Casual Trainers

Women's Shop By Activity

Gym
Running
Yoga

Men's Sportswear

All Men's Sportswear
Hoodies and Sweatshirts
Joggers
Sports Shorts
Sports Tops
Sports Trousers

Men's Sports Trainers

Running Trainers
Walking and Hiking Trainers

Men's Shop By Activity

Gym
Running
Walking and Hiking

Women's Running

Sports Accessories

Offers

Top Women's Offers

2 for £40 on White Stuff Tees
2 for £45 on selected Seasalt

Top Men's Offers

3 for £22 on selected T-Shirts
2 for £45 on selected Seasalt

Top Kids' Offers

Up to 50% off Toys

3 for £22 on selected T-Shirts

Up to 50% off Toys

M&S Bank

Credit Card

M&S Rewards Credit Card
Club Rewards
Mobile App

Insurance

Home Insurance
Pet Insurance
Car Insurance
Travel Insurance

Sparks Pay

What is Sparks Pay
Apply
Sign In

Travel Services

Travel Money

Find store Sparks

Help Contact Us Register

United Kingdom(£GBP)

Select Country / Region

Select Language

Home delivery only

Free returns by post

Black Pink White Chemise Full briefs Thongs Roll top High leg knickers Bandeau Push up bra Pyjama sets Kaftans Stockings Knicker shorts Bikini knickers Body Brazilian knickers Holdups Sarong T shirt bra Tankinis Beach shirt French knickers Playsuits Pyjama shorts Pyjama tops Shaping tights Triangle Basque Camisole Pyjama bottoms Beach trouser Briefs Nightshirt Shirt dress Non wired Wired Halter neck V neck Padded Non padded

You are here:

Home
Brands
Pour Moi
Triangle

Triangle, Brands, Pour Moi

There are 3 Items found

Colour with 3 options
Black
(1)
Pink
(1)
White
(1)
Style with 48 options
Plunge
(40)
Swimsuits
(29)
Chemise
(27)
Full briefs
(24)
Beach dress
(20)
High leg
(19)
Thongs
(18)
High waisted
(16)
Roll top
(14)
High leg knickers
(13)
Bandeau
(12)
Push up bra
(11)
Pyjama sets
(11)
Kaftans
(10)
Suspenders
(9)
Stockings
(8)
Full cup bra
(7)
Knicker shorts
(7)
Bikini knickers
(6)
Body
(6)
Brazilian knickers
(6)
Holdups
(6)
Sarong
(6)
T shirt bra
(5)
Tankinis
(5)
Beach shirt
(4)
Fashion tights
(4)
Robe
(4)
Bralette
(3)
French knickers
(3)
Playsuits
(3)
Pyjama shorts
(3)
Pyjama tops
(3)
Shaping tights
(3)
Triangle
(3)
Balcony bra
(2)
Basque
(2)
Camisole
(2)
Jumpsuits
(2)
Pyjama bottoms
(2)
Shorts
(2)
Beach trouser
(1)
Briefs
(1)
Dressing gowns
(1)
Nightshirt
(1)
Shirt dress
(1)
Skirted
(1)
Swim shorts
(1)
£0
£0
Minimum valueMaximum value
Wired with 2 options
Non wired
(2)
Wired
(1)
Neck Type with 2 options
Halter neck
(2)
V neck
(1)

Triangle

There are 3 Items found

Sort by

St Barts Padded Triangle Bikini Top

St Barts Padded Triangle Bikini Top

Cali Wired Ring Detail Bikini Top

Cali Wired Ring Detail Bikini Top

St Barts Padded Triangle Bikini Top

St Barts Padded Triangle Bikini Top

Don't miss out

Register to receive exclusive offers tailored to you, plus rewards and promotions before anyone else. Just select ‘YES’ on the next page and never miss a thing.

Sign up for the newsletter

Ways to pay

Spread The Cost

Here to Help

Help & contact us
Our stores
Accessibility in our stores
Product recalls
Site map

Delivery & Returns

Where's my order?
Delivery & collection
Guest Order Tracking
Guest order return
Returns & refunds

Shopping with Us

Sparks
Sparks FAQs
Gift card balance
Size guides
Sustainability

More from M&S

Ocado
Corporate site
M&S Corporate Gifts
M&S Bank
M&S Opticians
Careers

© 2025 Marks and Spencer plc (UK)Terms & Conditions Privacy CookiesAccessibility Modern Slavery Act