The shower head is beautifully designed and made, and it delivers a great shower experience. The instructions for installation, provided in both a printed brochure and a video, are very clear and well written by the makers ( whose first language is English!). All screws & washers are included, plus a few extras, also tape and a tiny Allen wrench for tightening the set screws. Only quibble: the set screws were hard to see where they ended up around back, and awkward to tighten. You need a bright ...