This is a private site. But by demand, rabirius published some books via blurb and also added some pictures to Pixels where you can buy prints and other merchandise. This may not always be up to date, but if you see a picture you don’t find at Pixels, send a message or leave a comment.
The merchandise on Pixels includes posters, metal prints, canvas prints, acrylic prints, framed prints, mugs, t-shirts, towels, pillows, bags, phone cases and a lot more.
If you like to license a picture, please contact him.