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Color: CREAM
Color: CREAM

Product information


Most orders are shipped by the next business day! Please allow 1-3 days to process your order. Expect an email within 3 days to let you know your order is on the way!

Orders are generally shipped within 1-2 days using FedEX, UPS, and USPS. Flat rate shipping fee of $10 applies to orders less than $50.​​

We offer $10 flat rate shipping for orders less than $50. Free shipping on all orders over $50.



We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging.

You’ll also need the receipt or proof of purchase. To start a return, you can send us a message.

Please note that returns will need to be sent to the following address: 2205 AMHERST AVE, BUTTE, MT 59701

If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

In the event that your order arrives damaged in any way, please send us a message as soon as possible with your order number and a photo of the item’s condition. We address these on a case-by-case basis but will try our best to work towards a satisfactory solution.You can always contact us for any return question at admin@thestonefly.com.


Krystal Core Leech Yarn! Krystal Core Leech Yarn is the next step in mohair leech yarn, this special blend comes with a core like no other. It has a Flat Braid for a core adding an impeccable shine to be base of your fly. Whether you’re tying leeches, buggers, under bodies on articulated streamers or steelhead flies this product is going to be a staple on many shop walls. With a 16 color range to start Krystal Core Leech Yarn has a lot of potential to expand in colors and uses. We are loaded up on our quantity of this one as we know it will be a favorite in your own fly tying collection. Each package has 3 yards of this amazing product.

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