The present invention relates to a teat for a feeding bottle. The teat has an outer wall (18) and a plurality of recesses (25) formed in an outer wall (18). The plurality of recesses (25) extend in a circumferential arrangement around a longitudinal axis of the teat. The present invention also relates to a teat with an outer wall (5,46,66). The outer wall has a region of reduced wall thickness (7,47,67,84) extending in a circumferential band around a longitudinal axis of the teat.