Velvet Pillow Collection

• Where can I find the batch number of the Velvet Pillow?
• Can I use the Velvet Pillows outdoors?
• How do I clean the Velvet Pillows?
• How much do the cushions from the Velvet Collection weigh?
• What material are the Velvet Pillows made of?
• What size are the Velvet Pillows?