[DETAIL] 3D Contoured Sleep Mask for Side Sleepers - 100% Light Blocking Eye Mask with Adjustable Strap Perfect Sleep Anywhere, Anytime! Our 3D contoured sleep mask is specially designed for side sleepers (men & women) who need complete darkness for quality rest. The deep eye cups eliminate pressure on eyelids while the adjustable strap ensures a secure, comfortable fit all night. ✔ 100% Light Blocking - Blackout design for uninterrupted sleep ✔ 3D Space Design - No pressure on eyes/lashes (perfect for side sleepers) ✔ Breathable Memory Foam - Prevents overheating & sweat buildup ✔ Adjustable Strap - Fits all head sizes comfortably ✔ Travel Essential - Perfect for flights, naps, night shifts & daylight sleeping Premium Materials: Outer: Soft breathable cotton Inner: Skin-friendly memory foam Strap: Elastic & adjustable Ideal For: ✈️ Frequent travelers 🌙 Light-sensitive sleepers 🌞 Day sleepers 🏥 Night shift workers [ATTRIBUTES] - Function: Relaxation Sleep Aid - Is Batteries Included: No - Hign-concerned Chemical: None - Function: Relaxation Sleep Aid - Is Batteries Included: No - Hign-concerned Chemical: None - Number of Pieces: One Unit - Work Mode: Eye Cover - Type: Eyeshade - Origin: Mainland China - Item Type: Sleep & Snoring