Description
The backflow preventer prevents the user from sucking in air, because the liquid remains in the straw.Liquid does not sink back into these straws when the user removes their mouth.
Ideal for people with Parkinson's. Can be attached to cups with the supplied clips.
Suitable for hot drinks up to 85°C.
Not suitable for microwave and dishwasher.
Opening diameter: 4 mm.
Set of 2 straws, 1 straw of 25 cm long and 1 straw of 17 cm long.