Boxer Vinyl Pool Tape, 40 Sq inch,  just remove paper backing and apply, clear tape repairs vinyl without messy adhesive, even under water

Boxer #100 Vinyl Adhesive, pint can with dauber,
repairs soft or rigid vinyl, even under water

Boxer Vinyl Repair Kit, contains 2 oz. tube of  vinyl adhesive and
130 sq. in. of patching vinyl with dauber

FIX-A-LEAK is a blended concentrated material designed to seal leaks in virtually any material, can be applied for leaks in the pools or spas and works equally well in the plumbing, will seal holes 1/8" in diameter,
forms a permanent seal. Use 1 quart per pool up to 22,000 gallons.
Do not use in excess of 1 quart per 5000 gallons of water
 

Marlig Fix-A-Leak, 1 pint bottle

Marlig Fix-A-Leak, 1 quart bottle

Leisure Time Leak Seal, seals minor leaks in spas and plumbing, simply pour into spa, 1 quart bottle.