![](http://cdn.shopify.com/s/files/1/0611/0561/files/Serre_1_medium.jpg?v=1477347049)
Wet the one hean of the stick under warm water.
![](http://cdn.shopify.com/s/files/1/0611/0561/files/Serre_2_medium.jpg?v=1477347122)
Insert the wet head into vagina about half of the stick.
![](http://cdn.shopify.com/s/files/1/0611/0561/files/Serre_3_medium.jpg?v=1477347222)
Use 15 mins before intercourse. Rotate the stick for 15-30 seconds.
![](http://cdn.shopify.com/s/files/1/0611/0561/files/Serre_4_medium.jpg?v=1477347295)
Do not leave the stick in the vagina more than 30 seconds. Or it will make the vagina over tightening.
![](http://cdn.shopify.com/s/files/1/0611/0561/files/Serre_5_medium.jpg?v=1477347398)
Take out and clean the stick with wipes.
![](http://cdn.shopify.com/s/files/1/0611/0561/files/Serre_6_1b4ad626-625b-4708-9a9e-535fd1c240bb_medium.jpg?v=1477347450)
The stick will decrease 3-5g for with each application. Usually the tightening effect can maintain 3-5 days for each application.