Your Cart

Add a note for the seller…

£0

total cart value

Continue Shopping

Free Delivery on all orders.
  • New
  • Gifts
  • Clothing
  • Formal
  • Accessories
  • Journal
  • About Us
  • Log in
  • Create Account
  •
  • 0
  • New
    • Limited Editions
    • Gift Boxes
    • Partywear
  • Gifts
    • Everyday Style
    • Accessories
    • Party Dressing
    • Underwear & Nightwear
    • Gift Boxes
    • All Gifts
  • Clothing

    • Outerwear

      • Nehru Jackets
      • Nehru Waistcoats
      • Unlined Blazers
      • Jackets
      • Gilets
      • Coats

    • Tops

      • Grandad Shirts
      • Cuban Shirts
      • Collared Shirts
      • T-Shirts
      • Knitwear

    • Trousers

      • Casual Trousers & Shorts
      • Formal Trousers

    • Underwear & Nightwear

      • Boxers
      • Socks
      • Pyjamas
      • Dressing Gowns
    • SIRPLUS

      Winter

  • Formal
    • Single Breasted Waistcoats
    • Double Breasted Waistcoats
    • Formal Trousers
    • Ties
    • Pocket Squares
  • Accessories
    • Bags
    • Hats
    • Scarves
    • Ties
    • Pocket Squares
    • Gift Cards
  • Journal
  • About Us
    • Our Story
    • Stores
    • Careers
King's Road Visit our new King's Road Store
Free Delivery Worldwide Extended Returns for all Christmas Gifts
  • King's Road Visit our new King's Road Store
  • Free Delivery Worldwide Extended Returns for all Christmas Gifts
Underwear & Nightwear

Underwear & Nightwear

The cornerstone of good dressing is good underwear. SIRPLUS everyday essentials in cotton, wool and cashmere.
River Liberty Print Boxers - Made With Liberty Fabric
River Liberty Print Boxers - Made With Liberty Fabric
£35
Burgundy Thick Rib Wool Socks
Burgundy Thick Rib Wool Socks
£12
Liberty Perreira Print Boxers
Liberty Perreira Print Boxers, Boxers - SIRPLUS
S M L XL
Liberty Perreira Print Boxers
£35
Oatmeal Wide Rib Socks
Oatmeal Wide Rib Socks
£12
Navy Thick Rib Wool Socks
Navy Thick Rib Wool Socks
£12
Pale Pink Rib Dress Socks
Pale Pink Rib Dress Socks
£12
Charcoal Wide Rib Wool Socks
Charcoal Wide Rib Wool Socks
£12
Navy Stripe Bamboo Socks
Navy Stripe Bamboo Socks
£8
Grey Rib Dress Socks
Grey Rib Dress Socks
£12
Blue Hampstead Stripe Boxers
Blue Hampstead Stripe Boxers, Boxers - SIRPLUS
S M L XL
Blue Hampstead Stripe Boxers
£25
Liberty Tiger Print Boxers
Liberty Tiger Print Boxers, Boxers - SIRPLUS
S M L XL
Liberty Tiger Print Boxers
£35
Liberty Bourton Paisley Print Boxers
Liberty Bourton Paisley Print Boxers, Boxers - SIRPLUS
S M L XL
Liberty Bourton Paisley Print Boxers
£35
Blue Paisley Print Boxers
Blue Paisley Print Boxers, Boxers - SIRPLUS
S M L XL
Blue Paisley Print Boxers
£25
Blue Filey Stripe Boxers
Blue Filey Stripe Boxers, Boxers - SIRPLUS
S M L XL
Blue Filey Stripe Boxers
£25
Navy Over The Calf Dress Socks
Navy Over The Calf Dress Socks
£16
Navy Thick Rib Wool Socks
Navy Thick Rib Wool Socks
£12
Blue Thick Rib Cotton Socks
Blue Thick Rib Cotton Socks
£12
Yellow Thick Rib Cotton Socks
Yellow Thick Rib Cotton Socks
£12
Blue Liberty Dog Print Boxers
Blue Liberty Dog Print Boxers, Boxers - SIRPLUS
S M L XL
Blue Liberty Dog Print Boxers
£35
Navy Salcombe Stripe Boxers
Navy Salcombe Stripe Boxers
£25
Charcoal Over The Calf Dress Socks
Charcoal Over The Calf Dress Socks
£16
Black Boxer Briefs
Black Boxer Briefs, Boxers - SIRPLUS
S M L XL
Black Boxer Briefs
£20
Grey Thick Rib Wool Socks
Grey Thick Rib Wool Socks
£12
Navy Boxer Briefs
Navy Boxer Briefs, Boxers - SIRPLUS
S M L XL
Navy Boxer Briefs
£20
Blue Organic Cotton Socks
Blue Organic Cotton Socks
£12
Pink Brighton Rock Stripe Boxers
Pink Brighton Rock Stripe Boxers
£25
Chestnut Organic Cotton Socks
Chestnut Organic Cotton Socks
£12
Blue Deckchair Stripe Boxers
Blue Deckchair Stripe Boxers
£25
  • Previous
  • Page 1 of 2
  • Next

Stores

  • Portobello
  • Islington
  • Princes Arcade
  • Kings Road

Info

  • Contact Us
  • Delivery & Returns
  • Sizing
  • FAQ
  • Wishlist
  • Security & Privacy
  • Careers
  • Klarna

Join our Mailing List

To be the first to know about new releases and deals


Social Networks

  • Request a catalogue
  • Subscribe

© 2020 SIRPLUS | Powered by Shopify | Designed by WeTheme

    American Express Apple Pay Google Pay Klarna Pay Now Maestro Mastercard PayPal Shopify Pay Visa
Popup

Use this popup to embed a mailing list sign up form. Offer incentives to customers to join and build your mailing list.


Popup

Use this popup to embed a mailing list sign up form. Offer incentives to customers to join and build your mailing list.


x