■ Compatible with: Cartier Ballon Bleu 28mm 33mm 36mm 40mm 42mm men and ladies watches
■ Top material：100% genuine Grade I flawless American Alligator skin square scale (best part) – Most durable part (only 6-8 pcs watch bands can be made out from a whole skin
■ Lining material: Italian imported full-grain calfskin anti-sweat, water-resistant ( No swimming or in water)
■ Edge process: Fully-wrapped edge to avoid the leather from peeling off, No degumming.
■ Color： black | brown | blue | and more custom colors are available
■ Lug size:14mm|16mm | 18mm | 20mm

Cartier Ballon bleu 28mm – lug size 14mm
Cartier Ballon bleu 33mm – lug size 16mm
Cartier Ballon bleu 36mm – lug size 18mm
Cartier Ballon bleu 40mm / 42mm – lug size 20mm
Cartier Ballon bleu Chronograph 46mm – lug size 22mm