I found a solution to the dreaded sliding leg strap! This is a grippy thing intended to help you open jars, it's made of some kind of rubber or silicone I think.

4-in-1 Jar opener: Designed ergonomic and easy to use with 4 defferent jar grips.Multiple jaw size fits most jar/bottle lid or cap.Ensure safety even

Jar Bottle Opener Non Slip Jar Gripper - Pad Rubber Jar Can Lid Opener,5 in 1 Multi Function Non-Slip Opener for Weak,Senior, Arthritis Hands (3-piece

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Specification: Size:as shown. Package:1 pc. Color:Random. Material:rubber. Note: 1.Due to computer monitor and the actual shooting brightness and

3 Pcs/Set Rubber Jar Gripper Multifunction Jar Opener Non Slip Jar Lid Grip Pad Bottle Opener for Weak Hands

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Jar Gripper Multi-Purpose Lid Openers, Set of 3, Non Slip Jar

Slouching toward airworthiness

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Hjgg by Vuelveprimavera - Issuu

Get a grip! Now open any jar, container, or bottle effortlessly with our 1mm thick rubber jar opener gripper pad. Our 5-inch round anti-slip food

Rubber Jar Opener Gripper Pad 4 Pack - Thick 5 Inch Grippers for Opening Jars Made in the USA - Jar Opener for Weak Hands & Seniors with Arthritis

Rubber Jar Opener Gripper Pad, Jar Opener for Weak

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5pcs rubber jar opener gripper pad, grippers for opening jars

A Rubber Jar Opener, Just Like Grandma Used to Have