A:Â Hello - These are not a washable marker. Have a nice day! - Alex
A:Â Hi Amelie - These are perfect for gift bags! They do not contain any animal by-products. Hope these work out for you! - Patricia
A: Hi East Bay Mom - These Stackable Crayons from Spritz are great for coloring and keeping your little one busy. The dimensions when assembled are: 1” (H) x 5.5” (W) x 10” (D). Thanks for stopping by! - Phonsavanh