Wrights Hand Wash contains Tea Tree oil a natural antiseptic to keep your hands fresh and clean everyday. 100% soap free formula. Wrights Hand Wash – This antiseptic handwasher is designed to cleanse and keep your hands fresh everyday. It contains tea-tree oil and a traditional coal tar fragrance. 100% soap free formulation to prevent your hands drying out. Created by William Valentine Wright in 1860, they still retain their honest, natural appeal.