25 Pcs Double Sided Protoboard Prototyping PCB Prototype Universal Printed Circuit Board Kit 4cm x 6cm. Hole Pitch: 2.54mm; Size: 4 x 6cm/ 1.6" x 2.4"(W L). Double-sided PCB board. Materials:PCB,TiN plated,glass fiber.
Grip Strength Trainer Kit with Hand Gripper Strengthener, Finger Exerciser, Forearm Workout Ring, Double-Sided Finger Stretcher(Gripster) and Stress Relief Ball (black grey)
Grip Strength Trainer - Double-Sided Finger Exerciser and Hand Strengthener for Hand Therapy, Rock Climbing - Relieve Pain for Arthritis, Carpal Tunnel
2PCS Grip Strength Trainer, Finger Exerciser, Double Sided Grip Strength Trainer for Rock Climbing and Hand Therapy, Adjustable Finger Extension Exerciser Builds Hand Strength for Relieve Pain(Black+Grey)
Core Sliders by – Double Sided Gliding Discs for Abdominal Exercises - Carpet...
Total Gym Training Deck Double Sided Cards
Double Kettlebell Storage Holder, Wall Mounted 2 Kettle Bell Home Gym Hanger, ((2 Pack) Double Kettlebell Storage)