Skip to content

Translation missing: en.general.social.links.newsletter
Instagram
Translation missing: en.general.social.links.discord
Translation missing: en.general.social.links.bluesky
Facebook
Translation missing: en.general.social.links.pixelfed
YouTube
Pinterest
Translation missing: en.general.social.links.ravelry

MILF* MAYHEM YARN CLUB
YARN
- All Yarn
- By Base
  
  Squirm Sock
  Slasher Sock
  Singularity
  Dusk
  Eventide
  Jump Scare DK
  Mighty Merino Fingering
  Neppocalypse
  Strain Sock
- By Weight
  
  Lace
  Fingering
  Sock (with Nylon)
  DK & Worsted
- Sweater Quantities
- Yarn Sets
FIBERS
TOOLS
ACCESSORIES
SALE
GIFT CARDS
INFO
- Yarn & Fiber Info
  
  Caring for Hand Dyed Yarn
  Yarn Colorways
  Yarn Bases
  Fiber Blends
- Questions & Answers
  
  F.A.Q.
  Creep Coins
  VAT & Taxes
  Anti Fat-Tax
  Shipping Information
  GPSR Declarations
- About Undercover Otter
  
  Events
  Brick & Mortar
  Wholesale Application
- Contact Form

Translation missing: en.general.social.links.newsletter
Instagram
Translation missing: en.general.social.links.discord
Translation missing: en.general.social.links.bluesky
Facebook
Translation missing: en.general.social.links.pixelfed
YouTube
Pinterest
Translation missing: en.general.social.links.ravelry

Search

Item added to your cart

View cart

Collection: Best Selling

Sort by:

14 products

Filter:

Availability (0)

Availability

In stock (14 products)
Out of stock (0 products)

Fiber Blends (0)

Fiber Blends

Non Superwash Merino (8 products)
Bamboo (1 product)
Stellina (1 product)
Silk (1 product)
Kid Mohair (1 product)

Brand (0)

Brand

Knitpro (1 product)
Undercover Otter (13 products)

Price

The highest price is €250.00

€

From

To

Product type (0)

Product type

Crafting Jewelry (1 product)
Fibers (8 products)
Flair (1 product)
Gift Cards (1 product)
Merchandise (2 products)
Tools (1 product)

Filter and sort Filter

Filter and sort

Filter

14 products

Availability

In stock (14 products)
Out of stock (0 products)

Clear

Fiber Blends

Non Superwash Merino (8 products)
Bamboo (1 products)
Stellina (1 products)
Silk (1 products)
Kid Mohair (1 products)

Clear

Brand

Knitpro (1 products)
Undercover Otter (13 products)

Clear

Price

The highest price is €250.00

€

From

€

To

Clear

Product type

Crafting Jewelry (1 products)
Fibers (8 products)
Flair (1 products)
Gift Cards (1 products)
Merchandise (2 products)
Tools (1 products)

Clear

Sort by:

Remove all

14 products

Your Mother Darns Socks in Hell - Hard Enamel Pin

Your Mother Darns Socks in Hell - Hard Enamel Pin

Regular price €9.50 EUR

Regular price Sale price €9.50 EUR
Unit price per
Slasher Otter - Hard Enamel Pin

Slasher Otter - Hard Enamel Pin

Regular price €9.50 EUR

Regular price Sale price €9.50 EUR
Unit price per
Safety Back for Pin

Safety Back for Pin

Regular price From €1.00 EUR

Regular price Sale price From €1.00 EUR
Unit price per
Flamingore - Fiber Blend

Sale

Flamingore - Fiber Blend

Regular price €9.00 EUR

Regular price ~~€11.00 EUR~~ Sale price €9.00 EUR
Unit price per

Sale
Knitpro Oilslick Row Counter Ring

Sale

Knitpro Oilslick Row Counter Ring

Regular price €19.00 EUR

Regular price ~~€25.00 EUR~~ Sale price €19.00 EUR
Unit price per

Sale
Stitch Marker Locket

Sold out

Stitch Marker Locket

Regular price €9.00 EUR

Regular price ~~€12.50 EUR~~ Sale price €9.00 EUR
Unit price per

Sold out
Van Helsing - Fiber Blend

Sale

Van Helsing - Fiber Blend

Regular price €10.00 EUR

Regular price ~~€12.00 EUR~~ Sale price €10.00 EUR
Unit price per

Sale
Undercover Otter Gift Card

Undercover Otter Gift Card

Regular price From €10.00 EUR

Regular price Sale price From €10.00 EUR
Unit price per
Dagon - Fiber Blend

Sale

Dagon - Fiber Blend

Regular price €10.00 EUR

Regular price ~~€12.00 EUR~~ Sale price €10.00 EUR
Unit price per

Sale
Susperia - Fiber Blend

Sale

Susperia - Fiber Blend

Regular price €9.00 EUR

Regular price ~~€11.00 EUR~~ Sale price €9.00 EUR
Unit price per

Sale
Street Trash - Fiber Blend

Sale

Street Trash - Fiber Blend

Regular price €9.00 EUR

Regular price ~~€11.00 EUR~~ Sale price €9.00 EUR
Unit price per

Sale
Peter Cottonhell - Fiber Blend

Sale

Peter Cottonhell - Fiber Blend

Regular price €10.00 EUR

Regular price ~~€12.00 EUR~~ Sale price €10.00 EUR
Unit price per

Sale
Babysitter - Fiber Blend

Sale

Babysitter - Fiber Blend

Regular price €10.00 EUR

Regular price ~~€12.00 EUR~~ Sale price €10.00 EUR
Unit price per

Sale
Bad Apple - Custom Fiber Blend

Sale

Bad Apple - Custom Fiber Blend

Regular price €9.00 EUR

Regular price ~~€11.00 EUR~~ Sale price €9.00 EUR
Unit price per

Sale

We offset our carbon footprint via Ecologi

Queer Business Alliance

About Us

Aiden Sielias started Undercover Otter in 2011 from their one bedroom apartment in Amsterdam, the Netherlands.

Fastforward a few years, and Undercover Otter yarns have featured at Vogue Knitting Live in New York, Edinburgh Yarn Festival in Scotland, Oslo Strikkefestival in Norway, the Amsterdam Yarn Festival and Woollinn Yarn Festival in Ireland.

UNDERCOVER OTTER

Maakgemeenschap de Hoop
Studio F.06
Barndegat 6-8
1505HN Zaandam
The Netherlands

Registration: 61068098
VAT: NL001597857B95

We are not open to the public!

Contact Us
Accessibility
Collect Creep Coins
Tax-Free Shopping & VAT
Donations
Newsletter Sign-Up
GPSR Declaration

Subscribe to our Newsletter

Email

Translation missing: en.general.social.links.newsletter
Instagram
Translation missing: en.general.social.links.discord
Translation missing: en.general.social.links.bluesky
Facebook
Translation missing: en.general.social.links.pixelfed
YouTube
Pinterest
Translation missing: en.general.social.links.ravelry

© 2025, Undercover Otter Powered by Shopify

Refund policy
Privacy policy
Terms of service
Shipping policy
Contact information

Calculate Shipping Rates

Choosing a selection results in a full page refresh.
Opens in a new window.

{"themeColor":"#3ebaad","iconColor":"#3ebaad","showLogo":false,"topBottomPosition":10,"rightLeftPosition":10,"iconSize":"small","iconCustomSize":64,"position":"bottom-left"}