We are a 10 years professional manufactue producing wigs and hair extension products. Variety of colors are available to make sure you can get what you want. Approx weight: about 0.7 oz/ 20-25 grams. Color: M18/616,27T613, black and so on. The pictures of hair buns may be slightly difference due to the studio and difference of different monitor setting. One Size: Adjustable and wrap around universial fit both adults and children. Easy to use. Wrap around and stretchable to fit with a elastic hair tie. You can use it if you are busy and going to work in the morning everyday. Looks natural both indoors and outside in bright sunshine. Care Tips: 1.Wash with cold water.And add a dash of shampoo and wash gently. 2.curling irons, blow dryers, or hot styling instruments are prohibited. 3.Products will be too messy to use if you twist, wring, squeeze them.