Please can you send me a product sample?
Food grade.
BPA free.
Connected flip top.
Silicon valve for clean squeeze
Clear plastic.
250ML and 500ML
Screen printing
Name:bottle cap silicone valve
Materail:silicone
color:can be customized for pantone
Hardness:30 to 80 shore A
Temperature:temperature from -40 to 240 centigrade degree
LOGO:can be printed, debossed or embossed
MOQ:1piece, but price varies from...