1. Material: 

High-quality cow leather ,elastic and durable.

2. YKK zipper: 

YKK is the outstanding one in the world zipper trade, are leader and monopolist even more,whose products are durable,smooth and won't get stuck halfway.

3. Size   of  "S"

External size: Length*Width*Thickness=10*6.5*2.5 CM(4.0*2.6*1.0 Inch)

Internal Size: Length*Width*Thickness=8.5*5.5*2.0 CM(3.4*2.2*0.8 Inch)

Purpose1: 

For 5 credit cards+Several banknotes.(no driver's license) 

Purpose2: 

 For 1 car key+ several house keys

4. Size   of  "L"

External size: Length*Width*Thickness=12*9.0*2.5 CM(4.7*3.6*1.0 Inch)

Internal Size: Length*Width*Thickness=11*8.0*2.0 CM(4.3*3.1*0.8 Inch)

Purpose 1:

    For 5 credit cards + 1 driver's license+Several banknotes 

Purpose 2:

    For 3 credit cards + 1 driver's license+1 car key+ 4 house keys