Littmann also OK! These are ear tips for stethoscopes. They feel great and cause no discomfort. They can be attached to most stethoscopes. Sold as a set of 2. Brand new and unused, so you can use them with confidence! ★No comment, immediate purchase welcome★ I'm also selling other nurse supplies. Check them out here: #NurseGoods@Ko-ke ☆Discount for purchasing 2 or more! Delivered to your mailbox! Shipped via Mercari mail with tracking, including delivery on weekends and holidays!