5.?Color Difference?All the pic are taken by ourselves.There may be some color difference because of different monitors.Hope you could understand.Please email to us if you mind that,we could take more pictures about clip hair extensions for you. 4.?Free replacement?About human hair extensions clip in; Unconditional refund within 30 business day after you get the order without any damage and usage. 3.?About style?Clip in hair extensions;Genrally speaking, we are not recommend to dye it. dyeing will damage the cuticle of the hair extensions. If you must have to dye, we recommend dyeing from light to dark. 2.?Specification ?Hair Weight: 70g net hair+10g clips(10inch-14inch),100g net hair+10g clips(16inch-24inch).If your hair is thick, one pack can make a full head.If you have very thin hair or want to achieve the effect of lengthening,we recommend that you use two packs. 1.?Quality Guarantee?Our hair extensions clip in is made of 100% remy human hair that is pure natural and healthy human hair without adding any chemicals.You can easily to remove the clip on hair extensions by yourself in 5 minutes by yourself.