We'll move to a size of the real thing in my lover's trousers

"You'll practise on this every day until you are able to easily deep throat it. Then we'll move you up a size to one that's almost identical to the real thing in my lover's trousers, after all I don't want you to embarrass me when you do finally meet him & properly introduce yourself to him now do I?"

You'll practise on this every day