Cobalt Blue 4 oz Boston Round PET Bottles (BPA Free) with White Fine Mist Sprayer (12 pack) + Labels Review Posted on January 17, 2019 By FormalInfantPosted in Bags and CasesTagged Beauty & Personal Care, Refillable Containers, stores, Tools & Accessories Includes 12 Cobalt Blue PET Plastic 4 oz bottles with white fine mist sprayers and 12 of our exclusive bottle labels for optional use