By purchasing yarn from String Theory, you’re lifting up a number of small and female-owned businesses. We help women in Rwanda, who survived the genocide, educate a new generation. We help women in Uruguay find meaningful work without leaving their rural homes. We help a family in New Hampshire maintain a mill, a tradition spanning hundreds of years. We help restore the Patagonia Grasslands by encouraging sustainable farming.Every yarn we stock makes a positive impact.
20oz double-insulated tumber
Keep Drinks Hot or Cold with double insulated stainless steel tumblers. We engrave the tumblers to leave a lasting design that won't wash off. Hand washing is recommended
Engraved in Westby, Wisconsin.
Shipping & Returns
To pick up your order at String Theory, choose GLEN ELLYN PICKUP during checkout.
Most packages are shipped with an $8.95 flat rate.
Ten cent shipping on orders over $100.
Unused items in their original condition and packaging can be returned for store credit within 6 months of purchase. No returns or exchanges are available for sale items or jewelry.
Thanks for your understanding.
If String Theory cancels the class for any reason, we will refund your registration fee. If you are able to cancel at least one week prior to your scheduled class, you will receive a store credit for your registration fee. If you cancel less than a week prior to the class, you will receive store credit only if we are able to fill your spot. Unfortunately, we are unable to provide class make-ups.
Sometimes you see an item and just know the right person for it. That was the case with the mug. The saying on it screamed GIFT for my colleague and friend. It's simple and well designed and I'll buy another one when the gift opportunity arises.