Nathan Men's Pinnacle 12 Race Vest & 4L Hydration Pack with 2 20 oz Hydration Soft Flask, Water-Resistant Pockets, Lightweight & Moisture Wicking

The Nathan QuickStart 2.0 4 Liter Hydration Pack has received mixed reviews from customers. While it offers some great features such as front and back pockets for storage and a breathable and moisture-wicking design, there have been multiple complaints about the durability and Construction of the pack. Many customers have experienced issues with the bladder attachments on the vest. The small Velcro straps that hold the bladder in place are not well supported and easily tear, causing the bladder to shift and become uncomfortable during runs. This design flaw has left some customers feeling frustrated and disappointed with the product. Some customers have also mentioned that the pack is not as waterproof as they had hoped. The inside of the vest is not waterproof, which has resulted in items stored in the pockets getting wet from sweat during long runs. However, there are some positive aspects noted by customers. The pack has ample water storage for long runs and enough space for storing essentials like keys, wallet, and snacks. The customer service experience provided by Nathan Sports has also been praised, with quick replacements being shipped out to customers experiencing issues. In conclusion, the Nathan QuickStart 2.0 4 Liter Hydration Pack has some notable flaws in its design and Construction, particularly with the bladder attachments and lack of waterproofing. While it offers convenient storage and a comfortable fit, these issues may make it difficult for some customers to fully enjoy the product.