These products are all recommended because I have used them personally and can attest to their quality first hand or have been used by and are recommended by people I trust. As a full disclosure, these are all affiliate links, meaning I will get a small commission if a product is purchased through these links.
Massage Roller Stick
Massage Roller Ball
Percussion Massager
Adjustable Kettlebell
24lb Max Adjustable Dumbbells
50lb Max Adjustable Dumbbells (Expandable to 90lb)
Stretch Out Strap
Resistance Band Set
Heavy Resistance Band Set
Physio Ball (45cm is best for versatility)
TENS Unit with Muscle Stimulator (Battery)
TENS Unit with Muscle Stimulator (Rechargeable)
Over the Door Pulley
Rad Roller Soft Tissue Massage Balls
Rad Roller Peanut Ball