For Apple Macbook Shoulder / Handheld / Messenger Computer Bag, Size: Small(Black+Black PU Power Bag) Type-iPad Air Series Parts Folded size: 21

Folded size: 21

Applicable size: laptop within 18 inches

5cm can be equipped with a total length of not more than 20cm

6 patch infrared lights

Signal to noise ratio: ≧90dB

For Apple Macbook Shoulder / Handheld / Messenger Computer Bag, Size: Small(Black+Black PU Power Bag) Type-iPad Air Series Parts Folded size: 211. Soft luster, anti wrinkle and shape retention, waterproof for life, wear resistant and dirt resistant 2. Large capacity storage space, multi compartment design, can hold chargers, wallets, water bottles, laptops, etc. 3. Computer compartment: 3D airbag shockproof, effectively reducing friction in life 4. Slip pocket x 2: can place small items such as mouse and wallet 5. The main compartment: can hold books, water bottles, clothing, etc. 6. Double