ALPINESTARS offers you its STELLA MISSILE V2 Racing Pants:

Material:

• Made of 1.3 mm thick cowhide leather for high resistance to abrasion and tearing
• Double-thickness leather on fall zones
• Stretch panels on calf and crotch for added comfort

Lining:

• Mesh lining with stretch panel inserts for greater freedom of movement
  

Protections:

• Suitable for NUCLEON KR-H hip protectors
• Alpinestars GP-R CE-approved internal knee protectors
• SPORT knee sliders

The "+":

• Stretchy leather accordion zones above the knee for immediate comfort
• Raised waist in the back for a better fit with the jacket
• Pre-curved legs for immediate ease of movement in any riding position
• Zipped thigh vents for optimized air circulation
• Pants and jacket connection zips
• D-Ring waist adjustment for a perfect fit
• Adjustable calf strap