How Big Of A Shark Could Feasibly Swim Through The Sewage System And Up Into My Toilet Bowl

What are some awesome examples of simple yet innovative designs?

1.) A scooter stroller. Taking your baby on a walk just got awesome.ImgurImgur2.) Rough day at work? Use this tie flask.ImgurImgur3.) Prevent perverts from hitting on you, ladies, by wearing hairy leg tights.Imgur4.) Is this a door... or a ping pong table? (It's both.)ImgurImgur5.) If you REALLY hate rain but still want to be able to see...Imgur6.) Let your baby clean your house for you.ImgurImgur7.) The arm pillow is for those people who want to cuddle, but may not have anyone at the moment.ImgurImgur8.) Drink your hot coffee AND iron.Imgur9.) Working out is for losers. Shape your flesh with this piece of metal instead.Imgur10.) Don't allow Karen to steal your lunch at work ever again.Imgur11.) Keep an eye on your waist size with this belt.Imgur12.) This cutting board collects crumbs for you (and the birds).Imgur13.) This is how you play Game of Thrones for real.ImgurImgur14.) Don't have a beard? Buy one.Imgur15.) This sleeping bag has legs and arms, just in case you need to fight bears in the night.ImgurImgur16.) Make muzzling your dog adorable.ImgurImgur17.) Never let your dog (or Gremlin) get wet.Imgur18.) The Ostrich pillow can help you nap anywhere.ImgurImgur19.) It's like a bike, but without all of that sitting down.ImgurImgur20.) Serving pizza is now 25% easier.Imgur21.) Make sauce. And MUSIC.Imgur22.) An umbrella water gun... just ... because.ImgurImgur23.) Don't chew on your pen caps. Use your pen caps to chew.ImgurImgurImgur24.) Corners are no longer your picture's enemies.Imgur25.) Keep water out of your baby's eyes with this bonnet.Imgur26.) A piano doorbell (warning: probably annoying).Imgur27.) The full body umbrella for the hydrophobic.Imgur28.) Be a rockstar in the shower with this mic sponge.Imgur29.) Don't forget your kids. Forget-me-not mittens!ImgurImgur30.) Never trip over toys while going to get a block of cheese in the middle of the night. Use slipper lights.ImgurSource: These Odd Inventions Are Equal Parts Crazy And Genius. Where Can I Buy These?!