FREE UK STANDARD DELIVERY ON ORDERS OVER £30

  • Sea To Summit Spark SpIV - Regular - Left Zip Dark Grey/Yellow
  • Sea To Summit Spark SpIV - Regular - Left Zip Dark Grey/Yellow
  • Sea To Summit Spark SpIV - Regular - Left Zip Dark Grey/Yellow
  • Sea To Summit Spark SpIV - Regular - Left Zip Dark Grey/Yellow
  • Sea To Summit Spark SpIV - Regular - Left Zip Dark Grey/Yellow
  • Sea To Summit Spark SpIV - Regular - Left Zip Dark Grey/Yellow

Sea To Summit Spark SpIV - Regular - Left Zip Dark Grey/Yellow

RRP £530.00 Now £477.00
Product Code: ASP4-R

Item in Stock Usually dispatched within 24 hours

Sizes

  • Regular
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Product Details

Shed some serious weight off your sleeping kit with the Spark SpIV, ideal for the first-time camper to the professional mountaineer. The combination of RDS 850+ loft premium goose and the light 7D and 10D fabrics offer exceptional warmth and flawless performance. Finished with an ULTRADRY Down™ Zipper for those wetter adventures.
This technical sleeping bag has an expedition mummy shaped design for added space when layered up and features a handy full side zip for easy access. Ultralight, resistant and versatile it’s everything from a liner to a weight mid-winter bag. The hood and front neck draft collar prevent any internal warmth being lost when the temperatures drop.

  • Expedition mummy bag sizing provides extra space for layered clothing or extra wriggle room
  • Uses a full box baffle construction to accommodate extra down and reduce cold spots
  • Vertical baffles on chest optimises positions of down to prevent it moving during use
  • Full side zip with two sliders provides easy access and extra ventilation options
  • Zipper draft tube, hood and front neck draft collar to prevent warmth being lost when it’s needed
  • FABRIC Ultralight 7D and 10D fabrics for minimal weight and packed size
  • FILL Super-compressible RDS 850+ Loft Premium Goose
  • ULTRADRY Down™ for maximum insulation value

Reviews

Delivery and Returns

UK Standard Delivery

  • UK Standard Delivery is Free for orders over £30
  • UK Standard Delivery is £1.99 for orders under £30

UK Next Day Delivery

  • The cost of Next Day Delivery is £4.99
  • If you order by 2pm, you will receive your order the next working day
  • If you order anytime at the weekend, you will receive your goods on the following Tuesday.
  • Next Day Delivery is not available to the following: Europe, Ireland and the Scottish Highlands

UK Returns

  • Free UK returns within 30 days of purchase

Size Guide

Men's

Trousers

Size XS S M L XL XXL
Waist 28” 30” 32” 34” 36” 38”
Leg Length Short Regular Long
  30” 32” 34”

Chest sizing varies widely depending on the garment, brand or range. Instead we have outlined below a few of the main types of fit found in our ranges and how they compare.

Size XS S M L XL XXL XXXL
Chest 36” 38” 40” 43” 46” 49” 52”
Waist 28” 30” 32” 34” 36” 38” 40”

Women's

All of our women's clothing is shown in UK sizes but many of our brands use US sizing too, for reference we have included a rough conversion.

  XXS XS S M L XL XXL
UK 6 8 10 12 14 16 18
US 2 4 6 8 10 12 14

Footwear

All of our footwear is shown in UK sizes but some of our brands do also use European and US sizing. Converting from UK to European sizing is not exact and varies between brands. The table below is a rough guide only. If in doubt, contact us.

Men's

UK 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12 12.5 13 13.5 14
US 8 8.5 9 9.5 10 10.5 11 11.5 12 12.5 13 13.5 14 14.5 15
EU 41 41.5 42 42.5 43 43.5 44.5 45 45.5 46 46.5 47 47.7 48 48.5

Women's

UK 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5
US 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 11 11.5
EU 35.5 36 36.5 37 37.5 38 38.5 39 39.5 40 40.5 41