Pfffh

• Can I order a new cover for my Pfffh?
• Is the Pfffh water or dirt-repellent?
• What is the weight of the Pfffh?
• What is the material of the Pfffh?
• Where can I find the batch number of the Pfffh?
• How can I clean my Pfffh?
• What are the dimensions of the Pfffh?