my old hair extensions were 10 inches but my hair is now longer so i JUST bought some 18 in Vienna hair extensions from Sally's for $29.99 theres just one problem i don't know how to put them in.my old ones had the little lined thing on top to sew the clips in but my new ones don't,its just hair pulled together in a wire band.so can somebody please tell me what to do with it.here the link of what i got from Sally's

http://www.sallybeauty.com/Yaki-Perm-Bulk-18-inch/VIENNA4,default,pd.html?cgid=Hair16