They are used to adjust the tightness of the belt, making a very effective double pull tightening system. They also help to remove the gap of air between your back and the neoprene material, this enhances stability around the lower back area.
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Weight Lifting Belt, Lumbar Support, Powerlifting, Gym, Workout, Deadlift, Squat, Back Support Padded Self-Lock Buckle Belt New
Aliexpress UK
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WOSWEIR-PU Leather Weight Lifting Belt, Gym Weight Belt, Lumbar Back Support, Weightlifting, Heavy Duty, Workout Training
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Back Support Belt MEDiBrace Lower Lumbar Brace Sciatica Pain Relief Men & Women
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Adjustable Waist Support Belt,Industrial Work Back Brace,Medical Lumbar Gym Fitness Weightlifting Back Belt with Shoulder Straps
Aliexpress UK
Ideal for umbilical, abdominal or Surgical hernia. Abdominal pain relief with pad or muscular weakness. Made from soft neoprene material to ensure a pleasant and soft feeling on the skin with a high degree of wearing comfort.
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Weightlifting Belt for Men and Women - Auto-Lock Weight Lifting Back Support, Workout Back Support for Lifting, Fitness, Cross
Aliexpress UK
The normal two colours are Persian/Navy (dark) Blue and Spring Green. WHY CHOOSE OVER OTHER BACK SUPPORTS?. Part of the re-design was to reinforce stitching over previous designs. The unique double-adjustable feature of this system enables a surprising level of comfort and 'dial-in' support.
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Weightlifting Belt Gym Belt for Back Bodybuilding Fitness Belts Barbell Dumbbell Powerlifting Training Waist Protector Support
Aliexpress UK
The Neoprene Double Pull Lumbar Brace can be adjusted to the desired level of support using the high quality velcro fasteners and acts as a corset to re-inforce the spine and torso. The Neoprene Double Pull Lumbar Brace supports along the spine & lower lumbar region to provide stability for those suffering from lower back pain.
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Pull-up Belt Weighted Dip Belt with Chain Double D-Ring Weightlifting Back Support Strap Home Gym Equipment Waist Belt
Aliexpress UK
Provides comfort, backing and warmth to relieve pain. 20 Magnets - Neoprene Double Pull Magnetic Lumbar Support Lower Back Belt Brace - Pain Relief. Magnetic Neoprene Shoulder Dislocation Injury Arthritis Pain Support Strap Brace.
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Weight Lifting Belt Leather BLADE Gym Belt Men Powerlifting Women Back Support
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This adjustable lower back support belt is designed to provide firm yet comfortable lumbar support during daily activities and sports. Provides strong lumbar support and spinal stability. Adjustable fit for personalized compression and comfort.
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Weight Lifting Belt Comfortable Lumbar & Back Support Keep Body in Proper Shape Gym Belt for Squats Deadlift Cross Training
Aliexpress UK