The PET (polyethylene terephthalate) Square bottles have convenience of filling due to wide-mouth along with provide ample space for labelling. This 33 oz clear PET Square bottle has a 38mm neck finish and square base. Compatible with DBJ caps only. Caps sold separately. Due to high clarity and durability during shipping PET Square Bottles are ideal for Cold Press Juice, Freshly Squeezed Juice, Iced Tea & Cold Brewed Coffee, Milk, Nut & Almond Milk.