Tried and tested: Nerdwax

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Nerdwax News - MyGlassesAndMe - Eyewear Blog

Nerdwax Glasses Wax - Single, Stop Sliding Glasses, Anti-Slip Eyewear Retainer

Nerdwax 0.075 oz NEW IMPROVED Eye Glasses Wax Stop Slipping Shark Tank One Tube

Nerdwax Glasses Wax - Single, Stop Sliding Glasses, Anti-Slip Eyewear Retainer

Nerdwax FogBlock is a reusable coated microfiber cloth that keeps your lenses fog free Dampen lenses and wipe evenly for about 5-10 seconds for each

Nerdwax FogBlock | Anti Fog Lens Wipes | Keeps Glasses from Fogging | 3 Pack

Nerdwax Works to Keep Glasses from Slipping Outdoors

Nerdwax - Original Glasses Wax - Stop Slipping Glasses

Nerdwax is an anti-slip eyewear retainer - turns any glasses into non-slip glasses by creating a layer of friction between your glasses and skin.

Nerdwax Glasses Wax - Single | Stop Sliding Glasses | Anti-Slip Eyewear Retainer | As Seen on Shark Tank

NerdWax Singapore