BEFORE YOU CHOOSE

Practical buying guides.

Clear answers about size, fit, setup and what comes in the box. Six short guides, each based on the listed product details.

Rest & dark sleep
- How to measure a window for a cut-to-fit blackout cover
  Plan the sheet, overlap and fastening surface before cutting your portable window cover.
  Read the guide
- How to darken a rental without drilling
  Compare the no-drill options for a rented room, measure before you buy, and know what the adhesive leaves behind.
  Read the guide
- Blacking out an awning or sliding window
  Where the fasteners can actually go when the sash swings out, and how to plan a wide sliding opening.
  Read the guide
- Darkening a nursery in a rental: what you can and cannot change
  Rental rules, measuring a window, and the safety checks that matter more than how dark the room gets.
  Read the guide
- How to adjust a wraparound sleep mask
  Understand the front, reverse and fastening before choosing your fit.
  Read the guide
- Reusable earplugs: check the tips, fit and contents
  Understand the grey bodies, white tips and included accessories before ordering.
  Read the guide
Kitchen
- Will a 47 × 30 cm drying rack fit your sink?
  Measure the opening and supporting ledges before choosing.
  Read the guide

Shop what the guides cover

Updated 1 November 2026. Based on the listed product details, not on independent performance tests.