Yamamoto Kogaku Co., Ltd. is the official approved supplier of World Para Swimming equipment, specifically SWANS blackened goggles for visually impaired classes S/SB/SM 11 swimmers.
In order to ensure a fair competition athletes in the S/SB11 sport class are required to wear blackened goggles. SWANS blackened goggles comply with the World Para Swimming rules and regulations and swimmers can wear them in competition without concerns about disqualification (pending final goggle check at the end of their race by the technical officials.)
Note: The above specifications are subject to change for improvements without notice.
FINA approved racing bullet cap
Yamamoto Kogaku Co., Ltd official web
World Para Swimming