ALL SPONGES ARE FOR CRAFT OR DECOR USE ONLY. NOT FOR USE IN FISH TANKS OR TO GET WET.
PLEASE REMEMBER THAT SPONGES WERE ONCE LIVE. THEY WILL NORMALLY HAVE A "FISHY" SMELL TO THEM FOR SEVERAL DAYS ONCE TAKEN FROM THE DELIVERY BOX.
PLEASE ALLOW THEM TO "AIR OUT" IN A COOL PLACE. (NOT IN THE SUN). THE SMELL TENDS TO LEAVE AFTER ABOUT A WEEK. (REMOVE FROM BOX, AND PLACE IN A OPEN AREA).
YOU MAY ALSO SPRAY THEM WITH - Krylon® Acrylic Crystal Clear. THIS "SEALS" IN THE SMELL.