We had breakfast with Terry on Sat. Told us PS Amazon sales in Q1 were down by almost 50%. Since they are 1/2 of total sales we should expect Q1 sales will be down 20-25%. Maybe because Michie can't protect the company's IP. Here is a competitor selling EcoOne hose filters even though that is a registered Trademark. https://www.filteroutlet.com/pool-spa/183469/?utm_source=google&utm_medium=Product_Search&utm_campaign=google_base&alt_name=6pk+Eco+One+Hose+attachment+Pool+%26+Spa+Filter+Replacement+by+ClearChoice&_oid=6pk-CCP617-1298470&gad_source=4&gclid=CjwKCAjwl4yyBhAgEiwADSEjeOhgO2oyKhjUHPNnSh1iUuPslczj9ETDWdBbx2R5IzGR6P-MIm56lBoCy_QQAvD_BwE