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

Free Shipping starts at € 100,-

Tax Free Shopping outside the EU

2025 YARN CLUB
YARN
FIBERS
TOOLS & ACCESSORIES
- Swag
  
  Enamel Pins
  Sew-In Tags
  Stickers
  Shoelace Charms
  Gift Cards
- Tools & Accessories
  
  Bags & Pouches
  Crafting Jewelry
  Stitch Markers
  Needles
  Embroidery Hoops
  Punch Needles
  Fabric Backing Glue
  Hand Dyed Embroidery Floss
- Care & Cleaning
  
  Hand Salves
  Wool Wash
SALE
- All Sale Items
  
  Yarn on Sale
  Fibers on Sale
- Discounts & Savings
  
  Creep Coins
  Anti Fat-Tax
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

2025 YARN CLUB
YARN
FIBERS
TOOLS & ACCESSORIES
SALE
- All Sale Items
  Yarn on Sale
  Fibers on Sale
- Discounts & Savings
  Creep Coins
  Anti Fat-Tax
INFO

Search

Item added to your cart

View cart

Collection: Sans Pre-Orders

Sort by:

105 products

Filter:

Availability (0)

Availability

In stock (95 products)
Out of stock (18 products)

Primary Color (0)

Primary Color

UV-Reactive (37 products)
Multicolor (9 products)
Red (8 products)
Orange (15 products)
Yellow (11 products)
Beige (3 products)
Brown (4 products)
Bronze (5 products)
Green (21 products)
Blue (16 products)
Navy (2 products)
Purple (15 products)
Pink (16 products)
Black (4 products)
Gray (14 products)
White (3 products)
Silver (7 products)

Yarn Base (0)

Yarn Base

Dusk (6 products)
Jump Scare (8 products)
Mighty Merino (1 product)
Neppocalypse (5 products)
Squirm (13 products)
Slasher Sock (20 products)
Singularity (9 products)
Strain Sock (2 products)

Yarn Weight (0)

Yarn Weight

Fingering (52 products)
DK (12 products)

Fiber Types (0)

Fiber Types

Merino (64 products)
Yak (6 products)
Nylon (41 products)
Stellina (9 products)
Superwash (64 products)
Virgin Wool (20 products)
Donegal Tweed Neps (5 products)

Dye Technique (0)

Dye Technique

Half-Dunk (4 products)
Planned Pooling (1 product)
Semi-Solid (23 products)
Speckles (11 products)
Splatter (2 products)
Submersion (3 products)
Variegated (36 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

Addi (1 product)
ChiaoGoo (3 products)
Eucalan (1 product)
Kitty With A Cupcake (3 products)
Knitpro (1 product)
Lantern Moon (1 product)
Opry (1 product)
Rico Design (4 products)
Undercover Otter (89 products)
Undercover Otter - MILF* Mayhem (1 product)

Price

The highest price is €250.00

€

From

To

Product type (0)

Product type

Crafting Jewelry (1 product)
Fibers (8 products)
Flair (4 products)
Gift Cards (1 product)
Merchandise (8 products)
Tools (18 products)
Wool Wash (1 product)
Yarn (64 products)

Filter and sort Filter

Filter and sort

Filter

105 products

Availability

In stock (95 products)
Out of stock (18 products)

Clear

Primary Color

UV-Reactive (37 products)
Multicolor (9 products)
Red (8 products)
Orange (15 products)
Yellow (11 products)
Beige (3 products)
Brown (4 products)
Bronze (5 products)
Green (21 products)
Blue (16 products)
Navy (2 products)
Purple (15 products)
Pink (16 products)
Black (4 products)
Gray (14 products)
White (3 products)
Silver (7 products)

Clear

Yarn Base

Dusk (6 products)
Jump Scare (8 products)
Mighty Merino (1 products)
Neppocalypse (5 products)
Squirm (13 products)
Slasher Sock (20 products)
Singularity (9 products)
Strain Sock (2 products)

Clear

Yarn Weight

Fingering (52 products)
DK (12 products)

Clear

Fiber Types

Merino (64 products)
Yak (6 products)
Nylon (41 products)
Stellina (9 products)
Superwash (64 products)
Virgin Wool (20 products)
Donegal Tweed Neps (5 products)

Clear

Dye Technique

Half-Dunk (4 products)
Planned Pooling (1 products)
Semi-Solid (23 products)
Speckles (11 products)
Splatter (2 products)
Submersion (3 products)
Variegated (36 products)

Clear

Fiber Blends

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

Clear

Brand

Addi (1 products)
ChiaoGoo (3 products)
Eucalan (1 products)
Kitty With A Cupcake (3 products)
Knitpro (1 products)
Lantern Moon (1 products)
Opry (1 products)
Rico Design (4 products)
Undercover Otter (89 products)
Undercover Otter - MILF* Mayhem (1 products)

Clear

Price

The highest price is €250.00

€

From

€

To

Clear

Product type

Crafting Jewelry (1 products)
Fibers (8 products)
Flair (4 products)
Gift Cards (1 products)
Merchandise (8 products)
Tools (18 products)
Wool Wash (1 products)
Yarn (64 products)

Clear

Sort by:

Remove all

105 products

MILF Mayhem Yarn Club

MILF Mayhem Yarn Club

Regular price €140.00 EUR

Regular price ~~€0.00 EUR~~ Sale price €140.00 EUR
Unit price per
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
Knit / Purl Shoelace Charms

Sale

Knit / Purl Shoelace Charms

Regular price €7.50 EUR

Regular price ~~€9.00 EUR~~ Sale price €7.50 EUR
Unit price per

Sale
NEON IS MY NEUTRAL - Sew-In Tags

NEON IS MY NEUTRAL - Sew-In Tags

Regular price €4.00 EUR

Regular price Sale price €4.00 EUR
Unit price per
Chiaogoo Red Lace Fixed Circular Needles

Sale

Chiaogoo Red Lace Fixed Circular Needles

Regular price €12.50 EUR

Regular price ~~€15.00 EUR~~ Sale price €12.50 EUR
Unit price per

Sale
Silicone Stitch Holder Cords- Set of 3 + 3 Locks

Silicone Stitch Holder Cords- Set of 3 + 3 Locks

Regular price €11.00 EUR

Regular price Sale price €11.00 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
NEON IS MY NEUTRAL - Tote Bag

Sale

NEON IS MY NEUTRAL - Tote Bag

Regular price €7.50 EUR

Regular price ~~€10.00 EUR~~ Sale price €7.50 EUR
Unit price per

Sale
Eucalan No-Rinse Wool Wash

Eucalan No-Rinse Wool Wash

Regular price €4.80 EUR

Regular price Sale price €4.80 EUR
Unit price per
Pride Flag Plaque - Enamel Pin

Pride Flag Plaque - Enamel Pin

Regular price €12.00 EUR

Regular price Sale price €12.00 EUR
Unit price per
Neon Embroidery Scissors

Neon Embroidery Scissors

Regular price €9.95 EUR

Regular price Sale price €9.95 EUR
Unit price per
Measuring Tape

Sold out

Measuring Tape

Regular price €4.00 EUR

Regular price Sale price €4.00 EUR
Unit price per

Sold out
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
Undercover Otter Stickerpacks

Undercover Otter Stickerpacks

Regular price €5.00 EUR

Regular price Sale price €5.00 EUR
Unit price per
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

Showing 16 of 105 products

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"}