These are Alberto Pipe Regular Fit Jeans with a soft overdyed color denim fabric.  The result is a clean wash anthracite stretch jean that can easily pass for a dress pant and so they are perfect to pair with a dress shirt and blazer for an relaxed evening out.  

Alberto Pipe Regular Fit

Dynamic Superfit 360 Degree Flexibility

Super Stretch / Memory Effect

Luxurty T-400 Denim Fabric

92% Cotton / 6% T-400 Elastomultiester / 2% Elastane

OEKO-TEX Standard 100 Certified Textile