This silk shampoo bar is from our friends over at Soapdelinews.com. If you haven’t tried a hair soap bar before then now is your chance. Shampoo soap bars are perfect for travelling and camping. Storing them is easy and they get smaller as you use them utilizing space in backpacks. They are also great for teenage boys who think a bar of soap is all the need for head to toe. It’s so simple to use. Silk Shampoo Hair Bar.