B+W KR1.5 Skylight (52mm) display or any other lens with

or any other lens with a 62mm filter thread (there's nothing here that's specific to the ETR other than the branding)

The Lowepro Flipside 500 AW is a mid-sized backpack with a secure equipment opening that faces your back

The Tenba Messenger DNA 15 is a medium-sized messenger-style bag designed to carry a DSLR camera and a couple of lenses

The Tamrac Evolution 6 is a mid-sized backpack with straps that can be stowed or adjusted to be a sling bag

The Sigma EX 17-35mm f2

B+W KR1.5 Skylight (52mm) display or any other lens withB+W 010 Skylight filter for 52mm filter threads. A high quality filter with a slight warming effect for everyday lens protection. Image is for illustrative purposes only. Actual item may vary.