United Kingdom, Aug. 28 -- Kylie Jenner has been determined to "enjoy the last half of [her] 20s" without having any more children.

The 29-year-old reality star already has Stormi, eight, and Aire, four, with ex-partner Travis Scott, and she doesn't intend to have any more kids for the time being.

Kylie told Who What Wear: "I made a promise to myself at 25, that I was not going to have any more children - right now - and really just enjoy the last half of my 20s because the first half was like, 'You're pregnant,' and then it's the year of recovery and, you know, my mental state, my postpartum depression, and all those things.

"It felt like I lost some of those young years of my life."

Kylie made her acting debut in The Moment, the moc...