A pedestal basin is a neat alternative that leaves the floor clean, but it does make you compromise on storage capacity, which you will have to compensate for elsewhere. (mykukun.com)
Won't go down the drain and won't leave the floor slippery. (insonnetskitchen.com)
You'll know you need to start from the bottom of the progression if your toes or heels leave the floor at any time during the exercise. (dailyburn.com)