Columbia Medical Padded Reducer Ring The Columbia Padded Toilet Seat Reducer Ring, small child size, for early intervention. Fits small or slender children who may require extended toileting time. Includes padded, removable abductor / splash guard. The padded seats offer comfort and non-slip security. They are sanitary, seamless and urine-proof; soft yet durable and wipes clean easily. Can be used anywhere - fits quickly onto any toilet seat.