Loop Quiet 2 Ear Plugs – Ultra-Comfy Reusable Noise-Reducing Earplugs for Sleep, Deep Focus, Travel, Noise Sensitivity | Flexible Hearing Protection | Customizable Fit | 24dB (SNR) Noise Reduction

Snom A190 Headset Wireless Head-band Office/Call center Black

£120.07

Snom A230 1880 - 1900 MHz Black

£49.64

Sleep aid Lanaform Nuxo

£72.07

Ultrahuman Ring AIR – Sleep and Fitness Tracker, Smart Ring for Men and Women, No app fee for standard features, Up to 6 days battery life (Size 13 )

£350.56

Snom EHS Advanced

£63.97

Withings Sleep Analyzer | Healf

£129.95