🎒 Expandable Waterproof Daypack with Increased Capacity. Review

Before extension:14 x 8 x 21.5 inch (40L). After extension:14 x 8 x 25.5 inch (45L). 【Expandable & Extra Large Capacity】This hiking daypack can be expanded by using the zipper at the bottom(from 40l to 45l). Roomy enough for a CARRY ON. The side buckles makes your stuffs safe and makes the backpack not too bugling even it's fully packed. Multi-compartments help you organize all your essentials like clothes, tech accessories, camping supplies, snacks, books, gears, etc. Perfect for outdoor activities. 【Double Water Resistance】The outside of the hiking backpack is water resistance. The interior of the main bag is also sewn with high performance water proof material to achieve Double Water Resistance. No worries about your backpack getting wet in the rain for a long time. 【Upgraded Design】All the zipper and stitching are reinforced, NO WORRIES ABOUT ZIPPERS STOP WORKING AFTER SLIGHTLY USED. Adjust the chest & waist straps to better fit your frame. Use the outside straps to hang your sleeping or other gears. 【Comfortable & No Back Pain】The back panel has soft padding and covered with breathable mesh, you can still feel comfortable even wearing the backpack for a long time thanks to the ergonomically design. The straps are also made of breathable mesh to help reduce pressure on the shoulders. Perfect for hiking, camping and travel. 【Everyday Backpack】Perfect for everyday use. You can take it as a hiking backpack, college backpack, casual daypack, book bag, backpacking backpack, travel backpack, trekking day bag, hunting bag, climbing backpack & cycling backpack. Suitable for women / men / youth.