Please refer to following size list,the dimension is laptop's.
If you are not sure,please feel free to contact with us.
Following Size is Laptop Dimension,please refer to it for choosing fitting bag.Thanks

11.6 macbook air（A1370/A1465）: 300×192×17mm
12 inch macbook air(A1534): 280.5×196.5×13.1mm
13.3 macbook air(A1369/A1466): 325×227×17mm
13.3 macbook pro with retina screen display(A1425/A1502): 314×219×18mm
13.3 macbook pro with touch bar（A1706): 304.1×212.4×14.9mm
2016 New 13.3 macbook pro retina without touch bar （A1708）：304.1×212.4×14.9mm
13.3 macbook pro with DVD Rom（A1278）: 325×227×24.1 12.9 inch iPad Pro：305.7×220.6×6.9mm
15.4 macbook retina with retina screen display（A1398）: 358.9×247.1×18mm
15.4 macbook pro with DVD Rom（A1286）: 364×249×24.1mm
15.4 macbook pro with touch bar（A1707）: 349.3×240.7×15.5mm

11.6 air(A1370/A1465),12 inch air(A1534),13.3 air(A1369/A1466),13.3 pro with retina screen display(A1425/A1502),
13.3 pro with touch bar(A1706),2016 New 13.3 pro retina without touch bar (A1708),13.3 pro with DVD Rom(A1278),
15.4 retina with retina screen display(A1398),15.4 pro with DVD Rom(A1286),15.4 pro with touch bar(A1707)

And the bag may be a little bigger than laptop,when your laptop is not Apple Macbook laptop.

11 inch sleeve
Asus Vivobook E200HA: 286 x 193.3 x 17.5 mm
Huawei Matebook:278.8 ×194.1 ×6.9mm
Surface Pro 1/2 with keyboard: 274.57 ×172.97 ×13.46mm
Lenovo Yoga3 11; 290 ×197 ×15.8mm
Lenovo IdeaPad 100s: 292×202×17.5mm

13 inch sleeve
Surface Pro 3/4 with keyboard: 292.1×201.42×8.45mm
Dell XPS 13 Series: 304×200×15mm
ASUS ZenBook TP360CA：323×220×13.9mm
Lenovo thinkpad x250: 305.5×208.5×17.7 mm
HP EliteBook 820: 310×215×21mm
Lenovo Yoga 900:324×225×14.9mm
razer blade stealth:321×206×13.1mm

15 inch sleeve
Lenovo IdeaPad 500s/700s: 338×232×13mm
Lenovo Yoga 2/3/4 Pro: 330×220×15.5mm
Asus U305/U303L Series: 323 ×226 ×20MM
Lenovo Thinkpad X1`Carbon: 331×226×18mm
DELL VOSTRO 5459：337×233.5×18.3mm
Lenovo thinkpad T460: 339×232.5×21mm
Lenovo Yoga 3 14: 335×230×18.3mm




WATER REPELLENT & MOISTURE PROOFING - Made of Water Repellent Canvas fabric,which obstructs water and vapor effectively.
Don't worry about getting your laptop computer and accessories wet from splashing water or rain.
You can just place the case right by your side when having coffee, tea or juice. And securely carry the case with
you even if you come across a rainy day.

FRONT POCKET STORAGE & DOUBLE ZIPPER OPENING - Extra pocket in front, enough space to keeping document, charge,
mouse cable, cellphone, memory cards, external hard drive, pens etc. Top-loading zipper on the sleeve glides
smoothly and allows convenient access to your laptop.

SHOCKPROOF FLUFFY FLEECE FABRIC LINING - Extra soft,The anti-static, Featuring three layers' protection with
waterproof layer, shockproof layer and fluffy fabric inner layer, the product can effectively absorb impacts
and reduce damages caused by accidentally bumping, and protects your notebook from scratches.

FASHION STYLE PERFECT GIFT - Personalize your laptop with its own unique style. Emphasizing the
aesthetics and safety of your laptop computer at the same time in the design