joint rolling - The Tulip
joint rolling - The Tulip
  2. Take one of the skins and turn it 90° so that the gum line will be touching the side of the other skin.
You will need to stick the skins together so that the gum line of the up-turned skin sticks just beneath the gum line of the vertical skin (got that? Good 'cos it doesn't get any easier).

 
joint rolling - The Tulip

joint rolling - The Tulip

joint rolling - The Tulip
joint rolling - The Tulipjoint rolling - The Tulip
joint rolling - The Tulip