Basecoat with a 1:2 mix of Wazdakka Red & Screamer Pink
Add shading to recesses with a mix of Khorne Red & Barak-Nar Burgundy .
Add some Abaddon Black to your Khorne Red & Barak-Nar Burgundy mix, then shade more selectively.
Make scratchy highlights around the edge of the cloth with 1:1 Wazdakka Red & Morghast Bone .
Now highlight again, this time with thinner highlights. I used the previous Wazdakka Red & Morghast Bone mix, with an equal amount of Ushabti Bone added to it.
Selectively highlight with pure Ushabti Bone .
Finially, mix some White into your Ushabti Bone (roughly 1:1, and add very small/specular highlights.
Steel
Basecoat with Leadbelcher .
Wash with Nuln Oil .
Glaze some Agrax Earthshade where you want metal to look dirtier.
Mix some Silver RLM01 Metallic into your Leadbelcher , then highlight close to the tip (on the flat sides) and edge highlight the rest.
With pure Silver RLM01 Metallic , edge highlight the tip and place a few specular highlights on corners.
Glass Visor
Basecoat with Thunderhawk Blue .
Shade the bottom part of the vizor with Naggaroth Night
Shade the recess where the visor meets with cloth with a thin line of Rhinox Hide to separate the two clearly.
Glaze/highlight with 1:1 Thunderhawk Blue and Fenrisian Grey .
Apply fine highlights with pure Fenrisian Grey .
Selectively highlight with Ulthuan Grey , focusing them on upward facing edges.
Finish with a few dots of White .
Teal Cloth
Basecoat with a 1:1 mix of Dark Reaper & Lupercal Green .
Add shading with by adding some black into the base colour, then running it into recesses.
Mix a portion of the base colour 1:1 with Sons of Horus Green , then add general highlights to the cloth.
Apply fine highlights with pure Sons of Horus Green .
With the Sons of Horus Green mixed 1:1 Ionrach Skin , selectively highlight corners and curves.
Finish with specular Deepkin Flesh highlights.
Cream Cloth
Basecoat with Karak Stone .
Thin some Zandri Dust and generously shade the cloth, almost like you would a wash.
Shade the recesses further, but more precisely, with Steel Legion Drab .
Mix some Rhinox Hide into your Steel Legion Drab then use small amount to shade where the cloth meets other details, harsh folds and in holes.
Mix Karak Stone and Screaming Skull 1:1, then add fine highlights to folds and raised details.
mix some White into the paint from the previous stage and selectively highlight.
Finish with specular highlights of pure White (where needed).
Bandages
Basecoat with Steel Legion Drab .
Shade between the wrapping with thinned Rhinox Hide and a thin brush.
Glaze raised areas with Karak Stone , dragging your brush upwards.
Edge highlight wrappings with Ushabti Bone .
More selectively highlight with Screaming Skull .
Mix some :white into your Screaming Skull and highlight a little smaller.
Grey Cloth
Basecoat with Stormvermin Fur .
Wash with Nuln Oil .
Edge highlight with a 1:1 mix of Stormvermin Fur and Administratum Grey .
Finish with selective highlights of Administratum Grey and a little White .
Skin
Basecoat with Cadian Fleshtone .
Wash with 2:1 Reikland Fleshshade and Contrast Medium .
Selectively highlight with Kislev Flesh .
Finish with specular highlights of Pallid Wych Flesh .
Dark Brown Leather
Basecoat with Rhinox Hide .
Take some thinned Mournfang Brown and apply a heavy glaze over the tube. Work in rough lines, always pulling your brush towards the apex of the tube.
Now with Skrag Brown , apply a chunky highlight down the most exposed part of the tube, covering less area that the previous stage.
Mix 1:1 Skrag Brown and Ushabti Bone and repeat the above, but make it a finer highlight.
Selectively highlight with Ushabti Bone .
Add a little White to the Ushabti Bone and add a couple of specular highlights, where needed.
Breathing Tube
Basecoat as Karak Stone .
Shade with Baneblade Brown .
Deep shade with Dryad Bark . The jump between the initial stage and this is quite big, consider a 1:1 mix of the two to bridge the gap.
Apply a chunky highlight of Ushabti Bone . This is best applied as a heavy glaze.
Apply smaller highlights with Screaming Skull .
I finished of the tubes by mixing a little White into your Screaming Skull and applying a few specular highlights.
Leather Air Pouch
basecoat with 2 parts XV-88 , 2 parts Zandri Dust and 1 part Doombull Brown .
Soft shade with some 1:1 XV-88 and Doombull Brown , thinned with whatever medium you prefer.
Shade the very deepest parts with 1:1 XV-88 and Rhinox Hide .
Apply chunky highlights of 1:1 Karak Stone and Zandri Dust .
Now highlight everything with fine lines of Karak Stone .
Selectively highlight with 2:1 Wraithbone and Rakarth Flesh .
Add a little White to the above mix, and add specular highlights.
Black Leather
Basecoat with Black .
Add chunky highlights of Stegadon Scale Green .
Now highlight with finer lines of Thunderhawk Blue .