EXCITECH Biz Business Backpack Climbing Waterproof Water-Resistant Zipper Water-Repellent Finish Bag 39L Large Capacity 2-way Expandable 17-inch PC

Product Description: The video showcases the product in use. It explains the setup steps for the product. The video compares multiple products and shows the unboxing of the product. Can it be washed in a washing machine? Please do not use dry cleaning or washing machines, as it may damage the fabric. Are there any care instructions? For stains from sweat or mud on the back, lightly rinse with water and brush with a sponge containing neutral detergent, then rinse off the detergent and air dry in the shade. If the water-repellent function decreases due to long-term use, please use a water-repellent spray. Product List: - Tote Bag - Front-Opening Carry Case - Carry Case - Caster Cover - Travel Pouch - Compression Pouch (with electric pump) Customer Reviews: 4.2 out of 5 stars (382 reviews) 4.3 out of 5 stars (73 reviews) 4.5 out of 5 stars (28 reviews) 4.3 out of 5 stars (1,231 reviews) 3.8 out of 5 stars (42 reviews) 4.3 out of 5 stars (461 reviews) Price: 4,990 4,990 13,990 8,990 1,290 1,990 5,990 Size: Approximately 27.3cm x 37.5cm x 9cm Approximately 35cm x 51cm x 9cm S/M S/M/L Diameter: Approximately 57.5mm Thickness: Approximately 15.5mm S/M/L Approximately 44cm x 29cm x 15cm Color: Black Black Black/Silver/Gray Beige/Dusty Pink Black/Champagne/Ivory/Khaki/Silver Black Black/Ivory/Mint/Lavender Black Rated Power: - - - - - - 5V⎓1A Washing: ✘ ✘ ✘ ✘ ✔ ✔ ✔ Adjustment: Before expansion: 19L - After expansion: 39L None Approximately 27.6L (after expansion) Approximately 33.6L Approximately 27.6L (after expansion) Approximately 40L Fits tires with a diameter of 5.5cm (approximately 54