E eketsa likarolo tsa moralo oa lipopae, likhalase tsa letsatsi tsa bana ke moralo oa foreimi ea katse ea mahlo e khahlang maikutlo a feshene ea bana ba banyenyane. E tšoarella nako e telele ebile e entsoe ka thepa ea polasetiki ea premium. Likhalase tsena tse peli tsa letsatsi li nkoa e le tšireletso e phahameng ea mahlo, e lumellang bana ho thabela letsatsi ntle le ho tšoenyeha ka ho lematsa mahlo a bona ha ba ntse ba tsoile.
U sebelisa mokhoa o motle oa foreimi ea katse ea likhalase tsa bana bana, bana ba shebahala ba kopane le ho ba monate. Ho kopana le tlhoko ea bana ea lintho tse ikhethileng, ho kenyelletsa le likarolo tsa moralo oa lipopae. Ho roala likhalase tsena tsa letsatsi letsatsi le leng le le leng kapa lipapaling tsa ka ntle ho ka etsa hore bana ba be le bokhabane bo eketsehileng le bokhabane.
Mahlo a bana a hloka tšireletso e eketsehileng mahlaseling a UV 'me a lokela ho roala likhalase tsa letsatsi. Ka lilense tse sireletsang tsa UVA le UVB tsa 100%, likhalase tsena tsa letsatsi tse loketseng bana li entsoe ka hloko ho thibela mahlaseli a kotsi a UV le ho sireletsa mahlo a manyenyane tšenyong ea letsatsi. Likhalase tsena tsa letsatsi li ka fa bana tšireletso e feletseng ea mahlo ho sa tsotellehe hore na ba nka leeto la lehlabula lebōpong la leoatle kapa ba etsa mesebetsi e tloaelehileng ea ka ntle.
Likhalase tsa letsatsi tsa bana li entsoe ka polasetiki ea premium ho netefatsa boleng ba sehlahisoa le polokeho. E ka mamella bana ba e sebelisa letsatsi le leng le le leng 'me e na le nako e ntle ea nako e telele. Ho feta moo, thepa e bolokehile ebile ha e chefo, e kopana le melaoana e sebetsang ea boemo ba lijo, e fa batsoali khotso ea kelello e eketsehileng ha ho tluoa tabeng ea tšebeliso ea bana ba bona.