Describe: Product Name: Luminous Embroidery Thread Color as shown Material: 100% polyester Count: 150D/2 1. After receiving the product, please put it in the sun and let the product absorb the light. Hand knitted yarn that glows in the dark 2. The soft yarn is durable and versatile. Hypoallergenic and washable, ideal for garments that require regular cleaning, such as embroidery, shoelaces, upper weave, logos, embroidery, accessories, webbing. 3. Unlike wool, polyester yarn items and garments can be washed and dried with regular clothes. Dry naturally. Should not shrink. Do not or iron. 4. Glow in the dark. Very attractive, can be given to family or friends, it is a good gift. Notes: 1. As we all know, different computers display different colors, and the actual color may be slightly different from the picture below. 2. If you find it difficult to choose the size, you can contact me at any time, we will give you some suggestions, but only for your reference. 3. We can accept orders of mixed items, colors and sizes. This product includes: 1 package of yarn