These are various quantities of Green Plastic PET (Polyethylene terephthalate) Cosmo Round bottles, also known as Bullet Rounds, Jefferson Rounds, and Imperial Rounds.  They come in sizes of 1 oz, 2 oz, or 4 oz, are transparent green in color, and each one comes with your choice of a natural trigger sprayer, lotion pump (black, white, or metallized silver), screw-on non dispensing cap, disc top dispensing lid (black, white, natural, or metallized gold), black snap-top dispensing cap, OR fine mist pump-sprayer / atomizer (black or white). These are great to hold lotion, shampoo, hand sanitizer, and so much more. Orders will be shipped in a padded bubble mailer through USPS First Class and USPS First Class International.  Please do not hesitate to contact us with any questions that you may have.