CREATE TABLE table_name_16 (supplier VARCHAR(255), keys__x_modes_ VARCHAR(255), basic_shape VARCHAR(255), wrist_pad VARCHAR(255))
Which Supplier have a Basic shape of flat, a Wrist pad of no, and Keys (x modes) of 25+?
    
SQL: SELECT supplier FROM table_name_16 WHERE basic_shape = "flat" AND wrist_pad = "no" AND keys__x_modes_ = "25+"