Launch instances via Elastic Beanstalk without Elastic IP

I'm creating a tool to deploy Docker images to EC2 via ElasticBeanstalk, so the dev team can quickly demo their work without having to merge. I don't want Elastic IP to be enabled for these apps as

User Jens Bannmann - Server Fault

web services - Elastic IP not pingable with AWS - Server Fault

Launch instances via Elastic Beanstalk without Elastic IP