Hmm. Try adding a condom to desensitize a bit. Maybe go heavier on your receiving in foreplay than his.
Take some short breaks on him, maybe practice edging or add permission condition play.
I also recommend this, I have heard really positive things about it and have recommended it to others who had positive results in the past, https://www.amazon.com/Fleshlight-Stamina-Training-Performance-Enhancer/dp/B002SQJIXO
It says (Sold through: Amazon EU S.a.r.L) when I look it up in my amazon purchase history. This is the link
boleh numpang nanya?
What about sex toy? I want to buy fleshlight here's the link NSFW!, but i wonder if it's safe to import it. cuz you know... it's sex toy.
They do make a Fleshlight Stamina version where the channel is a lot tighter Here it is on Amazon
Then you have Tenga, which is a Japanese company and they also have a ton of options though I am not sure about density/width of opening Here's an option and then this one is adjustable!
You might also try one from an indie designer like this etsy!
Looks like you can get it from either Amazon now https://www.amazon.com/dp/B002SQJIXO/ref=cm_sw_r_cp_api_i_JHMFZTH48RBX357NE27T
Or the main website https://www.fleshlight.com/collections/stamina-training-fl-toys/products/stamina-training-unit
É um Fleshlight feito pro cara durar mais na cama.
It is a “fleshlight” that feels like a chick that you put on your dick to jerk off.
You can try getting a fleshlight and getting some lube
I got mine on Amazon this is the one I purchased - https://www.amazon.com/dp/B002SQJIXO
Google is your friend.