Swim with these:

i Play. Reusable swim diaper
Hudson Baby Reusable swim diaper
LDIOIF Reusable swim diaper
EZ Moms Reusable swim diaper
EZ Moms Reusable swim diaper

Float with these:

SwimWays Spring Float
Sloosh Pocket Inflatable Floating Mat
SwimWays Spring Float Lounger
Clear Bottom Inflatable Raft

Play with these:

Cute Animal Clockwork Swimming Toy
Jasonwell Pool Diving Toys
SOPPYCID 12 Pcs Reusable Water Balloons

Dive with these: