10 Pack 10mL Red Glass Dropper Bottles with Black Tops, Beautiful Gradient Style •Incorporates a microphone for sound

•Incorporates a microphone for sound activated on/off — simply clap your hands to produce a loud sound

Features a peelable adhesive tape backing for attaching it to a surface and an optional metal back plate is provided

Attractive bright colored bug-shaped miniature robot

Discover the Effects of Temperature and Raw Sewage on Water Quality

Protects against impact

10 Pack 10mL Red Glass Dropper Bottles with Black Tops, Beautiful Gradient Style •Incorporates a microphone for sound10 Pack 10mL Red Glass Dropper Bottles Childproof Top Glass Dropper Pipette Measures 5. 31" tall, 1" diameter 10 Pack. High quality 10ml red glass dropper bottles with a black top. The dropper is also a glass material which is attached to the child proof screw on top.