Sliding Ant Feeder Tray, Test Tube Cap – 16mm *New Design

– New sliding design – no need to remove the cap!
– For in tube feeding for founding ant colonies or semi-Claustral queens.
– Dual feeding dimples (protein and sugar)
– Escape proof ventilation
– Snug fit over rimless tubes

Designed to be modular and space saving. These test tube caps are made to fit. Their flexible nature allows a snug fit over rimmed 16mm tubes.

– Easy to clean, simply wash and clean under warm water and air dry to reuse
– Press fit rubber for a tight seal on rimless tubes