Vigorous rear-entry stylings often lead to your lover's bounce-butting your headboard.
Ouch! Which is why a well-placed safety helmet can take the pain out of the proceedings.
Make sure you wear one too (it'll make her feel less self-conscious, plus it adds a little kink to everything) and plough away without fear.
Knee pads defeat carpet burn, too.
Illustrations by: Jethro Quizon