Want firmer arms? Try regularly taking this 10 minute arms workout. This video focuses on the biceps and triceps, to get the fleshy bit on the back of your arms more toned. Grab some dumbbells - try 1kg if you haven't exercised your arms for a while, or 2 - 3kg if you regularly workout your arms.
Strengthen your lower abs with these exercises. This video is 10 minutes long, so if you are trying this for the first time I suggest you do the first set of exercises (5 minutes) and try to build up to the second set and do the full 10 minutes.
This 10 minute workout is great for activating and working your glute muscles. The mini band isn't necessary but it will help fire up your muscles more and adds an extra layer of intensity. If you are short on space, this video is perfect
Get rid of that loose fleshy bits of your arms by regularly doing this 10 minute arms workout. These exercises work on your triceps, the muscle at the back of your arm that is often neglected. Weights are optional, but I recommend using 1kg/2lb dumbbell weights if you have them.