Chanel Lambskin vs. Caviar – The Basics. Chanel Jumbo Flap Bag, Medium Flap Bag Or The Maxi Flap Bag, Which One Should I Buy? You might think that the maxi size is more casual as it is larger - but again, you'd be wrong. Today I share it all with these two beauties! The jumbo is 30cm wide and 20cm tall, with 10cm depth. But you have to love big bags and it needs to match to your style. You can keep all your essentials inside and so much more. Chanel Reissue 2.55 handbags A battle of the classics: medium versus jumbo! Caviar is generally the more popular of the two and so is occasionally sold out but deliveries should be fairly often. The ‘classic’ flaps in the sizes Small, M/L, Jumbo and Maxi should be available all year long in both caviar and lambskin. I am not sure why they named the medium also large, but this bag is actually not as large as you might think. It’s not just a size BIGGER, but the maxi is huge. The Chanel classic flap bags have four sizes sizes: small, medium/large, jumbo and maxi. The few centimetres difference might not sound like much, but they make a huge difference. The jumbo is still an okay size, but the maxi is huge. The maxi is the largest of the classic flap family, coming in at 34cm wide, 23cm tall and 10cm depth. ... Then we have the Chanel maxi flap bag, the largest size of the classic flaps.