Encell Seat Back Organizer Travel Drink Storage Bag Picnic Cooler Bag Adjustable straps for both top and middle section to secure the organizer in place 4 mesh pockets enable you to store all your odds and ends in this convenient organizer. They make a great storage place for phones, glasses, snacks, baby toys, or anything you want to keep handy.and one of mesh pockets is design for cup.This pocket Size is 3" x 6.5".Built of aluminum inside, can be heated for a long timeyou can get cool anytime in summer. Cooler Bag Size 15" x 4" x 10",Great for keep Drink and Food,Organizer Size:23" x 16" Multi-functional: it can be seat back storage in the car. also can be a portable ice handbag when go out Three-layer fabric design, the middle is EPE, heat insulation, softer effect, more wear-resistant and durable.High quality 420D waterproof polyester with ribbon edging.