"Compare to MSRP $11.49.
Waterproof, Airtight, Crushproof and they Float.
Lanyard attachment
Lifetime Unconditional Guarantee
Colors: Yellow, Black, Blue, Clear, Red w/ Dive Stripe.
Dimensions:
Internal: inches L 3.875 - W 2.375 - D 1.293
mm(L 98.40 - W 60.33 - D 25.40)
External: inches L 4.375 - W 2.875 - D 1.375
mm(L 111.13 - W 73.03 - D 34.93)
"
