Design 1: "Anahata or Heart chakra" is the fourth primary chakra according to Hindu Yogic, Shakta and Buddhist traditions. In Sanskrit, anahata means unhurt, unstruck ,unbeaten. It is associated with balance, calmness and serenity.
Design 2: "The Spiritual Leaf" - It signifies permanent spirituality. It is said that Peepal Tree is immortal as it never dies which also signifies the permanent nature ad relates to the permanent soul. Just like human body vanishes but the soul never does. It promotes meditation where you connect with your inner self/ inner voice.