The "second wind" kit consists of ventilation for supplying air directly to a person's face during steaming, and can also be used simply to supply fresh air to the steam room, and a mattress with a pillow.

ventilation

https://woodson.ru/catalog/ventilyatsiya_dlya_bani_kubastu/vtoroe_dykhanie_dlya_bani_black/#desc 

mattress with pillow

https://woodson.ru/catalog/woodson_aksessuary_dlya_bani_i_sauny/valiki_matrasy_i_podushki/komplekt_woodson_relax_vtoroe_dykhanie_gray/#desc