Weight: Approximately 150-200g Length: Approximately 15cm These are domestically bred rats, not European imports. Product images are for reference only. Please note that the actual color of the rats may vary. Please understand that there may be slight variations in size and weight. We may have more in stock than the number listed. If you would like to purchase more than the listed quantity, please inquire. Shipping will be via Kuroneko Yamato Cool Takkyubin (refrigerated delivery service). Please note that we may be slow to respond or unable to respond on Saturdays and Sundays. Also, we may not be able to ship on Saturdays and Sundays. Thank you for your understanding. Regarding shipping costs: We receive inquiries asking to include shipping in the product price. While it is possible to create a dedicated listing that includes shipping, doing so would result in a loss on the shipping costs due to the fees charged. If you wish to include shipping, the price will be the standard Kuroneko Yamato shipping fee plus a handling fee. Thank you for your understanding.