These blunt plastic tweezers are sturdy and easy to grip. Let your students use these tweezers to help improve and develop dexterity and fine motor skills. Great for small hands to manipulate. These Tweezers are a great addition to the Science Accessories section of your Science Center. Each pack includes 4 yellow blunt tip plastic tweezers in set. Science Skills: Dexterity, Manipulating, Sorting, and Fine Motor.