Pants are a size 6. Color is black. Bought these for my daughter (along with the brown pair also listed), my daughter cut the tag off and the tag on the back of the pants which states size, material and how to wash. Luckily Lululemon puts the size in the pocket. She never wore these pants. Below is taken from Lululemon's website: Pockets: 86% Polyester, 14% Elastane Body: 86% Recycled polyester, 14% Elastane Inner waistband: 69% Nylon, 31% Lycra® elastane Wash with like colours Machine wash cold Do not bleach Tumble dry low Do not iron Do not dry clean