This is a good budget rubber strap perfect for summer/water wear

They’re made to fit the larger Planet Ocean 600 models properly, with the right 22mm lug fit and proportions that suit the watch’s bigger case.

The TPU material is soft and comfortable on the wrist but still feels tough and durable. 

Specs:

• Lug width: 22mm
• Length: 120mm + 85mm (suitable for most wrists 6.5" – 8.5")
• Thickness: approx. 3mm
• Material: TPU rubber
• Buckle: Stainless steel (silver)
• Colours available: Black and Blue