The twentyfourseven plus 30 daysack from berghaus is an incredibly well designed and versatile rucksack that offers you comfort and practicality thanks to its flow back system and multiple pockets making it ideal for hiking rambling day trips cycling commuting and just everyday use the back system on the twentyfourseven plus daysack range allows air to flow and the padded adjustable shoulder straps and chest strap allow you to personalise your fit to best suit your load making this a great compa