Backyard pool swim
From Openwaterpedia

Jack Butera doing backyard pool swimming in Florida during a government-mandated shelter-in-place ordinance
noun - Backyard pool swimming is aerobic-based swim training in small, backyard pools for competitive swimmers and water polo players, performed as alternatives to training in larger, normal-sized competitive swimming pools.
Competition[edit]
Backyard pool swims can also become competitive lockdown swims among many swimmers in different locations.
KAATSU Aqua Backyard Pool Swimming[edit]
with KAATSU Aqua Bands on the arms
with and without KAATSU Aqua Bands on the arms and legs