Features: Reliable Material: Our luminous yarn for crafts be made of quality polyester material, not easy to tear or break, soft, comfortable and breathable, delicate in appearance, you can use them for your different parties use or decorations craft use. Size: Glow in the dark yarn measure about 50 meter, the thickness are about 2-2.5mm, compact and portable, easy to carry and store, not bringing burden, suitable for various knitting crafts, like scarves, shawls, sweaters, hats. Simple to Use: Glow in the dark crochet yarn are convenient and simple to use, you just place it under the sunlight before use, letting it to fully absorb light, so that it can be more brighter at night, more eye catching. Multiple Uses: Glow in the dark yarn for crocheting make your items look cool, luminous clothing, gloves, headdress, accessories, excellent for different occasions, as weaving activities, and variety of other yarn craft projects. Best Gifts to Family: You can send the luminous yarn to your friends, family, colleague, neighbor, classmates, and expressing your loves and care, anyone into crochet, knitting and crafting would treasure this glow yarn. Specifications: Material: Polyester Color: As The Picture Shows Package Weight: approx.50g Style Options: Six Styles are Available as Shown in the Picture. Thickness: approx.2-2.5mm/0.08in Length: approx.50m/164ft Package Includes: 1 Roll of Luminous Yarn note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the differences between different monitors, the picture may not reflect the actual color of the item. Thanks!