Charactreristik:

Height: 2.28 inches (5.8 cm)

Lower Outer Diameter (for inserting into bottle without straw): 0.64 inches (1.65 cm)

Lower Inner Diameter (for straw insertion): 0.31 inches (0.8 cm)

This model serves as an excellent substitute for the genuine Air Up bottle.

For those unfamiliar with the Air Up bottle, it provides a unique experience by creating the sensation of taste through the aroma emitted from a special air up pod.

I understand if this sounds too good to be true, but I assure you, I use it daily and thoroughly enjoy it