Thank you for your patronage. (Albino Color) Frozen adult mice, M, 20g to 23g. ⚫︎ Diet: In addition to pellets as the main food in the morning and evening, (once a day, corn, oats, seeds, milo, hemp seeds, winter peas, a small amount of nuts, and others) we carefully raise them with a diet close to nature, considering nutrition. We use 100% wood chips and maintain hygienic management. We deliver them in a fresh state through rapid freezing. ● If you have any desired shipping dates and times, please be sure to message us at the time of purchase. As this is a frozen product, you can only specify up to 3 days with Yamato Transport. ※ Shipping will be done on the same day or the next day after purchase. (Within 1-2 days after the shipping date) Date and time can be specified. Please consult with us. After shipping, we will attach a tracking number, so you can change the date and time yourself. ※ If there is no message, we will ship as soon as possible without specifying a date and time. We do not ship to Hokkaido and Okinawa, but if you wish, please comment, and we will create a dedicated page.