Warning！Your laptop size must smaller than the Internal Size.

Please check your laptop size before ordering the bag,
If you are not sure which size should choose, you can contact us anytime.

The bag size as following:

Internal size: 30*21 cm / 12*8.2 inches
External size: 33*22 cm / 12.9*8.6 inches

We recommended laptop size equal or below 30*19.2*1.7 cm / 11.8*7.56*0.68 inches
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All laptop 13 inch:
Internal size: 31*23 cm / 12.59*9 inches
External size: 34*24 cm / 13.38*9.4 inches

We recommended laptop size equal or below 30.5*22.7*1.49 cm / 11.97*8.36*0.59 inches
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All laptop 13.3 inch:
Internal size: 33*24 cm / 13.38*9.4 inches
External size: 36*25 cm / 14.17*9.84 inches

We recommended laptop size equal or below 32.5*22.7*1.7 cm / 12.8*8.94*0.68 inches
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All laptop 14 inch:
Internal size: 35*25 cm / 14.17*9.84 inches
External size: 38*26 cm / 14.96*10.23 inches

We recommended laptop size equal or below 34.93*24.07*1.55cm / 13.75*9.48*0.61 inches
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All laptop 15.6 inch:
Internal size: 37*26 cm / 14.96*10.23 inches
External size: 40*27 cm / 15.74*10.62 inches

We recommended laptop size equal or below 35.89*24.71*1.8 cm / 14.13*9.73*0.71 inches
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If you need help, please contact customer service. Thank you very much and wish you a happy shopping!!!