calculate price according to product characteristics

Also need to calculate price according to characteristics likes material, size, colors, etc.

If you want to offer pricing options such as what you've mentioned above you can create them using the custom properties box when you add a payment integration to your jotform. 

Please see this guide here https://www.jotform.com/help/165-Setting-Up-Your-First-Order-Form which will walk you through all of this giving you a more detailed explanation about adding product options.