At the end of the day, you SIMPLY empty out the six pouches and it's ready for your washing machine!! This product is so versatile it can be used in and around a pool, lake, reservoir, outdoor concert, firework shows or ANYWHERE! Simply fill the six pouches with ANYTHING and you'll have the same secured results! Your beach towel will be held down onto the ground! WITH THIS REVOLUTIONARY PRODUCT, YOUR TOWEL WILL ALWAYS REMAIN FIRMLY ON THE GROUND! Included with this product are six Self Securing Fastener Inserts that are to be closed once filled. YOU SIMPLY FILL and then SEAL the pouches closed. Contact us at 1-888-676-SAND(7263).