Skip to content

Cart

Your cart is empty

Continue shopping

String Theory Yarn Co

46 products

Filter

Refine

view all

Weight

Tools

Fiber

Brand

clear

Classes

Gifts

Volant Cowl KIT
Candle in a tin with 'Fraser Fir' label on a white background
Fan Club Annual Membership 2026-27
Fan Club Monthly Membership 2026/27
ChiaoGoo Interchangeable Needle Set in Tools - needles | String Theory Yarn Co

Interchangeable Needle Sets

all your needles in one place

Find the set that's right for you
Guaranteed Passage Kit
Marie Greene's Watermark Sweater in Manos Alpaca Heather KIT
Marie Greene's Watermark Sweater in Handspun Hope Cotton KIT
Numbered Stitch Marker Set
Octopus Keychain
Sold outStitch Stopper Holder
Fabric Clips
Peace Love Yarn Bandana
String Theory Yarn Company Hoodie
Sunny String Theory Mug
LYS Hoodie
Brass Ring Markers
Free Patagonia Cowl Knitting Pattern
Wool & Wonder 2027 — A New Year's Yarn Mystery Box PREORDER
Akoya Shell Buttons
Wood Button
Sold outKnitting Spool
T-pin Tins
Jar of Stitch Markers
Flower Markers
Sale price$18.00
(5.0)
Acorn Keepers
Removable Cat Markers
Lobster Claw Lightbulb Markers
Peace Love Yarn Drawstring Bag
String Theory Fan Club 2025/26
Held Together Hat Pattern
Free Risoni Scarf Knitting Pattern
Free Summer Scarf Knitting Pattern
Free Spa Cloth Knitting Pattern
Chevron Baby Blanket KIT
String Theory Tape Measure - yellow
Limited EditionSold outJanet's Colombian 'Good Coffee'
in personSocial Knitting with Beth & Liz (P) - November 22, 2026
Erasable Highlighter
Revolution Mitts pattern - String Theory Yarn Co
PreorderSold outopen shipping box revealing 31 kraft paper envelopes with numbered stickers.
Try on Tube - String Theory Yarn Co
Sale price$4.95
(5.0)
Foam Point Protectors in Tools - notions | String Theory Yarn Co
Sale priceFrom $1.50
(5.0)
Surprise Yourself! - String Theory Yarn Co
Tapestry in a Tube - String Theory Yarn Co
ONLINE Gift Card in Gift Cards | String Theory Yarn Co
Sale priceFrom $25.00
(5.0)
IN-STORE Gift Card - String Theory Yarn Co
Sale priceFrom $15.00
(5.0)