The big Oyster is see-through pale blue, with a pale orange and yellow one inside. 

For all sorts of food and non-food storage.  The big one is great for taking to the beach and storing your phone.  When not in use, the two smaller ones store inside the big one

• 22.5 x 12.1 x 6.8cm high
• 13 x 10 x 5.2cm high
• 10 x 8.4 x 5.2 cm high