The phrase "multiple pockets" means having more than one small, separate space or compartment to hold things.
Sentences with «multiple pockets»
It has a spacious interior with multiple pockets for all of your baby's items. (earlymomentsmatter.org)
The main diaper bag has a spacious, interior compartment with multiple pockets for storage. (earlymomentsmatter.org)
Features multiple pockets on both the inside and outside, an insulated bottle holder, adjustable shoulder strap and coordinating luxury changing mat. (bedbathandbeyond.com)