Natural Pawz, a pet retailer specializing in natural and holistic pet products, will hold a grand opening for its Montrose location, 208 Westheimer Road, on Sept. 7-8. The store is the 19th in the Houston area and offers training, daycare, grooming and self-wash stations in addition to pet food, treats, toys and supplies. The grand opening event includes opportunities to win gift cards and other prizes, and the store is donating free washes to dogs up for adoption from Glass Slipper Rescue, a Houston-based nonprofit. 346-358-3078.