hot shoe protection cap set for Nikon speedlights and cameras.
It protects the joints from dirt and mechanical damages.
Compatible with flashes:

• NIK. Speedlight SB-5000, SB-700, SB-500, SB-300, SB-900, SB-910
• NIK. Wireless Close-Up Speedlight System R1C1 
• NIK. Wireless Speedlight Commander Unit SU-800​

Compatible with cameras:

• NIKON Z30, Z9, Z6 II, Z7 II, Z5, Z50, Z6, Z7, D7500, D7200, D7100, D7000, D5600, D5500, D5300, D5200, D5100, D5000, D3500, D3400, D3300, D3200, D3100, D3000, D850, D810A, D810, D800E, D800, D750, D700, D780, D610, D600, D500, D300s, D90, Df, COOLPIX P950, P1000, COOLPIX P7100, COOLPIX P7000, COOLPIX A
• RICOH GR IIIx, GR III
• PANASONIC Lumix DC-S5, S1