Features:
1)Material : pvc, environmental
2)Common size :81.5*43.5mm
3)Net weight :23.5g
4)Function:
a)Mainly used for sphygmomanometer,
b)used for inflatable bag
c)used as pump and etc
5)Color : all colors are available
6)any logo is ok
7)product's name : pvc bulb
8)Well elasticity,nice hand feeling and wear well
9)Keep its shape,lasting elasticity,soft and durable
10)We can also make upon customers' orders