apple watch 38 40 se 41mm flexible plastic strap transparent PIM_CategoryId_3057 The back is made of

The back is made of solid and firm plastic

4" is certified for military use and complies with the "MIL STD 810G 516

This Samsung Galaxy S21 Ultra tough case is made from a combination of TPU and Laptop plastic

and inside the hard plastic case is upholstered with a soft micro-fiber fabric

apple watch 38 40 se 41mm flexible plastic strap transparent PIM_CategoryId_3057 The back is made ofExtremely soft and stylish strap for Apple Watch with holes that make the strap adjustable. Thestrap for Apple Watch is made of TPU plastic, which is a flexible plastic material that is shock absorbent when dropped. In addition, this material is incredibly soft and feels good on the wrist. The strap can be easily adjusted to fit your wrist. This Apple Watch Strap fits the following models: Apple Watch Series 1 2 3 38mm Apple Watch Series 4 5 6 40mm