Which Supplier have a Basic shape of flat, a Wrist pad of no, and Keys (x modes) of 25+?
CREATE TABLE "available_keypads" (
  "supplier" text,
  "basic_shape" text,
  "keys_x_modes" text,
  "wrist_pad" text,
  "thumb_stick" text,
  "backlit" text
);
SELECT "supplier" FROM "available_keypads" WHERE "basic_shape"='flat' AND "wrist_pad"='no' AND "keys_x_modes"='25+';