★ UV Color Changing Embroidery Machine Thread: It is a new special thread which will change from one color to another after exposing to sunlight or any UV light sources. The thread will keep the changed colors as long as they are exposed to UV light. But when there is no UV light, after a few minutes, the colors will return to their original colors. There are 8 colors available, the colors will change to specified colors under UV light as shown on the fifth picture.
★ Wide Applications: Using UV color changing embroidery machine thread to create some fun patterns for outdoor clothes, bags, caps, pet supplies, children apparel & outdoor supplies. 30WT (150D/2) strong thread can be widely used for machine embroidery, quilting, piecing, machine sewing, fine hand embroidery etc.
★ Skin-friendly Material: 100% First-Class Polyester material is skin-friendly! No any itching or other safe worries even when you use our UV color changing embroidery machine thread on your skin-touch clothes.
★ How to Get the Best Color Changing Effect: 1. put UV color changing embroidery machine thread in the stronger UV light, the better color changing effect you will have. 2. Usually a project with denser stitches or multiple outline stitches will have more visible color changing effect. 3. Lubricating the thread only with a non-staining silicone spray or sewers aid.
★ Instructions of using UV Color Changing Embroidery Thread: 1.UV color changing thread is a little tricky to deal with, we suggest to use large eye needle like SCHMETZ Topstitch 90/14 and Organ HAX1 SP 90/14 to reduce friction. 2.Bleaching and steam ironing the UV color changing thread is not recommended. Dry ironing is allowable, but Maximum Temperature should be no higher than 176° F. 3.Washing the thread is allowable, but make sure that the Water Temperature should be not higher than 104°