pliant

capable of being influenced or formed; "the plastic minds of children"; "a pliant nature"

capable of being shaped or bent or drawn out; "ductile copper"; "malleable metals such as gold"; "they soaked the leather to made it pliable"; "pliant molten glass"; "made of highly tensile steel alloy"

able to adjust readily to different conditions; "an adaptable person"; "a flexible personality"; "an elastic clause in a contract"

capable of being bent or flexed or twisted without breaking; "a flexible wire"; "a pliant young tree"