Headwear: No hats, bandannas or other types of headgear or sunglasses may be worn in the building. Clothing: Student dress and grooming should meet minimum standards of hygiene and be presentable for the educational environment. No clothing may be worn which is provocative, revealing, profane, vulgar or obscene; which endangers the health or safety of the student or others; or which might reasonably be expected to cause substantial disruption or material interference with school activities. Examples of prohibited dress or appearance include, but are not limited to, exposed undergarments; sagging pants; excessively short or tight garments; bare midriff shirts; strapless shirts; attire with messages or illustrations that are lewd, indecent or vulgar or that advertise any kind of product or service not permitted by law to minors; see-through clothing; attire that exposes cleavage; any adornment such as chains or spikes that could reasonably be perceived as a weapon; and any symbols, styles or attire associated with intimidation, violence, or violent groups about which students at a particular school have been notified. Pajamas and bedroom slippers are not allowed.