According to Correctional Service Canada National List of Personal Property for Men Inmates can have 2 Tupperware type containers (maximum 1 litre (2 X 500 ml), cooking)

• Ziploc Small Twist n' Lock Containers is perfect for wet and dry food and non-food storage

• Contains Fresh Shield Twist-n-lock lids with a leak resistant seal that seals in freshness every time

• Finger grips for easy opening and closing

• Marks located on the containers for easy measuring

• Textured, indented bottom for easy handling

• Volume: 473mL (16 oz)