Made from toughened glass, the open teat end being formed to enable the thumb or finger to control the flow of the feed or to except a bottle valve which some find easier and more convenient (available separately).
Can be sterilised by boiling or immersing in steriliser.
The Standard Kit contains - feeder bottle, cleaning brush and 3 x ST1 teats.This size is mainly used for kittens.
The Major Kit contains - feeder bottle, cleaning brush and 3 x ST2 teats and 3 x ST3 teats.This size is mainly used for puppies.
Shown in picture with valve (available separately).