Manufacturer's code: 
5907769374524RockBros 20L thermal backpack This is the perfect combination of modern design, advanced insulation and functional details that will work during each outdoor trip, a picnic or day on the beach.
 Made of high quality TPU material and equipped with a thick layer of insulating cotton, Perfectly maintains low temperature - just add ice or cooling cartridges to enjoy the freshness of beverages up to several dozen hours. 
Ergonomic design With a double shoulder strap, additional side handles and a solid lock ensure comfort and tightness of use. The backpack has a large main chamber with easy access and a practical small sachet (2.5 L) with Velcro, which can be taken separately. From the outside, it is equipped with a flexible system of gloves or jacket, as well as in bottle opener and reflective elements that increase visibility. 
Product features:	- - Thermal insulation on the fridge level: The backpack effectively maintains a low temperature thanks to a thick insulation layer and a tight castle - ideal for heat and long travels.
- - Waterproof construction made of TPU material: Protection of content from moisture and dirt - regardless of field conditions.
- - Practical sachet included: Separate bag with internal compartments and velcro - ideal for trinkets, documents or snacks.
- - Ergonomics and convenience: Double braces, side handles for carrying and softly padded back ensure high wearing comfort.
- - Details that make the difference: Bottles opener, external links on gloves, reflective and wide main entrance make this exceptionally functional model.
Technical parameters:	- - catalog number - 5907769374524
- - article - New
- - Brand -  Rockbros
- - Model -  RockBros 3016001301
- - capacity -  Thermal backpack 20L + 2.5L sachet
- - Material -  420D TPU, Insulating cotton, Nylon
- - weight -  2339 g (backpack), 312 g (sachet)
- - dimensions -  35 × 22.5 × 48 cm (backpack), 24 × 6.5 × 22.5 cm (sachet)
- - Color -  Green
Included:	- - Thermal tourist backpack