Amazon.com has SKLZ Grip Trainer – Golf training aid for a better golf grip and hand positioning on sale for $6.67. It is an add-on item, but you can work around the $25 minimum by one of the following options:
Through any Alexa device say "Alexa, order cheap golf grip trainer" she will say one for around $20, say no, then she will say the SKLZ one for $6.67 and you can order.
You can also order this along with a pre-order item (such as a video game) to meet the $25 minimum and when this item arrives cancel the pre-order.
Product Details:
- Creates muscle memory for proper hand positioning and grip
- Golf training aid that attaches to most clubs from driver through wedge
- Small enough for your bag
- Perfect golf training equipment for practice or pre-round range sessions
- Built for right-handed golfers