So, okay, temperature play. Nice. And good work on the double!
Was that needed to stop you cumming? Try varying the heat too, that’s fun.
And given we’re on the topic of water, a swimming costume, suit or just bottoms, can be quite an effective barrier to you touching, it just has that extra resistance. And can easily be worn under clothes for a ‘kinky secret’ feel.
Holds a toy in wel and soaks up your cunt juice nicely too, just FYI. Although this might be overkill: