hmmm [SEP] so both sides are the same the outside and the inside which i don t see makes sense and it make it feel uncomfortable when it is onnot really sure if you can trust this grip to keep your wig from slipping all day i will test it out and i ll come back with an updateupdate i have used it a couple of times i will put a stocking cap and put this on top of the stocking cap that way the grip isn t tugging on my hair it s is okay after a couple of hours my wig did in fact start slipping i feel like this is good if you have a quick run or some where you will be going for like hours