transparent - adjective

• transmitting light; able to be seen through with clarity
• so thin as to transmit light
• free of deceit
• easily understood or seen through (because of a lack of subtlety)

transparent - thesaurus

cobwebby   crystalline   diaphanous   filmy   gauzy   gossamer   guileless   limpid   lucid   pellucid   sheer   vaporous   vapourous