That is normal and to be expected based on how the fabric is reacting after going through a wash cycle. As long as you follow our recommended wash instructions, your All-in-One Rug will relax and lie flat over the next 12-24 hours. If you'd like, you may run your vacuum along the surface of the rug to speed things along. We recommend taking a look at our Vacuum Guide for some helpful tips and tricks to get the best results.