Almost looks like oil

Cameras:

Sony A7 Mark III

Lenses:

Tamron 28-75mm f/2.8 Di III RXD (Model A036)

Tamron 35-150mm F/2-2.8 Di III VXD (Model A058S)

Sigma 85mm f/1.4 DG DN Art

Sigma 16-28mm f/2.8 DG DN

Mir 1B 37mm f/2.8

Helios 44-2 58mm f/2

Flash: Godox V860III + 2x TT685II
Tripod: Zomei Q555
Phone: Samsung S10
Additional:

White umbrellas + stands + speedlite holders

4 in 1 reflector

10inch circular speedlite diffuser

Questions about photography are welcome!
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Have a great day!