Fabric:Body : Luminous Fabric, 100% Polyester Light up area: 1. Blending special luminous fibers with traditonal yarn 2. Connected to high-performance LEDs 3. Light emitted through luminous fibers 4. Flexible & soft; Washing Instruction:Easy to clean with washing machine 1. Wash inside out (<86℉). 2. Tumble dry on low (<140℉) 3. Do not iron 4. Do not bleach 5. Do not dry-clean 6. Remove controller before washing 7. Recomend to wash separately; Features:1. Design: Christmas bow-knot 2. Luminous area: Outline of the pattern lights up 3. Lighting more effective in a dark environment. 4. Machine washable Lighting:1. Embedded within clothing, the light sources are waterproof and safe for washing and do not come into direct contact with the skin 2. Offers 7 light colors and 13 lighting modes; Accessories:One Controller, where battery built in One Charging cable: Type-C Features of Controller: 1. Rechargable 2. Full charge takes 2 hours 3. The controller battery lasts at least 2-3 hours