Seren Wavy Arch Flannel Fleece Bedding Set
4.78 out of 5.0 stars 4.78 9 reviewsDescription
Some mornings are made for staying in. Seren wraps you in a cloud of 250g flannel fleece — dense, impossibly soft, and warm in the way only a heavy-plush set can be. The embossed wavy arch pattern traces slow, looping curves across every panel, giving the surface a quiet visual rhythm that feels as calming as it looks.
Key Features
- 250g Flannel Fleece: Premium-weight fabric with a dense, velvety pile — noticeably warmer and more substantial than standard fleece.
- Embossed Wavy Arch Pattern: Concentric flowing curves pressed into the fleece surface, adding tactile depth without any print or dye.
- Tonal Palette: Available in Cream White, Latte Beige, and Charcoal Grey — each a calm, versatile neutral that layers easily with any bedroom.
- Flat & Fitted Sheet Options: Choose whichever sheet style suits your setup.
Styling Tips
Seren's tonal texture pairs beautifully with warm wood furniture, matte ceramic accents, and a single oversized throw pillow in a coordinating neutral. Layer the Latte Beige over linen curtains for a cottagecore morning look, or go Charcoal Grey against exposed concrete for something moodier. The wavy pattern catches soft lamp light in the evening — worth leaving the duvet slightly rumpled.
Dimensions
Available in Small, Medium, Medium+, and Large. See our Size Guide to find the right fit for your bed frame.
Care
Designed for easy, everyday care. See product tag for full care guidance.
Set Includes
- Small: 1× Duvet Cover, 1× Bedsheet, 1× Pillowcase
- Medium / Medium+ / Large: 1× Duvet Cover, 1× Bedsheet, 2× Pillowcases
Size guide
Find Your Perfect Fit.
Know your mattress size? Use the Compatibility Chart below. Unsure? Measure your mattress (Width × Length) first.
Standards supported: US/CA, AU/NZ, UK, EU.
1. Match Your Mattress Size (Compatibility)
Fitted sheets fit mattresses up to 30 cm depth.
| RoomDen Size | 🇺🇸🇨🇦 US / CA | 🇦🇺 AU | 🇬🇧 UK | 🇪🇺 EU |
|---|---|---|---|---|
| Small | Single / Twin | Single | Single | Single |
| Medium | Full / Double | Double | Double | Double |
| Medium Plus | Queen | Queen | King | Queen |
| Large | King | King | Super King | King |
2. Product Dimensions (cm)
| Size | Duvet Cover | Fitted Sheet | Flat Sheet | Pillowcases |
|---|---|---|---|---|
| Small | 150 × 200 | 120 × 200 | 180 × 230 | 48 × 74 (1x) |
| Medium | 200 × 230 | 150 × 200 | 245 × 250 | 48 × 74 (2x) |
| Medium Plus | 200 × 230 | 180 × 200 | 245 × 250 | 48 × 74 (2x) |
| Large | 220 × 240 | 180 × 200 | 245 × 270 | 48 × 74 (2x) |
3. Reference: Standard Mattress Sizes (cm)
🇺🇸🇨🇦 US / CA
| Name | W × L |
|---|---|
| Twin / Single | 99 × 191 |
| Twin XL | 99 × 203 |
| Full / Double | 137 × 191 |
| Queen | 152 × 203 |
| King | 193 × 203 |
| Cali King | 183 × 213 |
🇦🇺🇳🇿 AU / NZ
| Name | W × L |
|---|---|
| Single | 92 × 188 |
| King Single | 107 × 203 |
| Double | 138 × 188 |
| Queen | 153 × 203 |
| King | 183 × 203 |
| Super King | 203 × 203 |
🇬🇧 UK
| Name | W × L |
|---|---|
| Single | 90 × 190 |
| Double | 135 × 190 |
| King | 150 × 200 |
| Super King | 180 × 200 |
🇪🇺 EU
| Name | W × L |
|---|---|
| Single | 90 × 200 |
| Large Single | 120 × 200 |
| Double | 140 × 200 |
| Queen | 160 × 200 |
| King | 180 × 200 |
| Super King | 200 × 200 |
1. Match Your Mattress Size (Compatibility)
Fitted sheets fit mattresses up to 12" depth.
| RoomDen Size | 🇺🇸🇨🇦 US / CA | 🇦🇺 AU | 🇬🇧 UK | 🇪🇺 EU |
|---|---|---|---|---|
| Small | Single / Twin | Single | Single | Single |
| Medium | Full / Double | Double | Double | Double |
| Medium Plus | Queen | Queen | King | Queen |
| Large | King | King | Super King | King |
2. Product Dimensions (inch)
| Size | Duvet Cover | Fitted Sheet | Flat Sheet | Pillowcases |
|---|---|---|---|---|
| Small | 60" × 80" | 47" × 80" | 71" × 90" | 20" × 30" (1x) |
| Medium | 80" × 90" | 60" × 80" | 96" × 98" | 20" × 30" (2x) |
| Medium Plus | 80" × 90" | 70" × 80" | 96" × 98" | 20" × 30" (2x) |
| Large | 86" × 94" | 70" × 80" | 96" × 107" | 20" × 30" (2x) |
3. Reference: Standard Mattress Sizes (inch)
🇺🇸🇨🇦 US / CA
| Name | W × L |
|---|---|
| Twin / Single | 39" × 75" |
| Twin XL | 39" × 80" |
| Full / Double | 54" × 75" |
| Queen | 60" × 80" |
| King | 76" × 80" |
| Cali King | 72" × 84" |
🇦🇺🇳🇿 AU / NZ
| Name | W × L |
|---|---|
| Single | 36" × 74" |
| King Single | 42" × 80" |
| Double | 54" × 74" |
| Queen | 60" × 80" |
| King | 72" × 80" |
| Super King | 80" × 80" |
🇬🇧 UK
| Name | W × L |
|---|---|
| Single | 35" × 75" |
| Double | 53" × 75" |
| King | 59" × 79" |
| Super King | 71" × 79" |
🇪🇺 EU
| Name | W × L |
|---|---|
| Single | 35" × 79" |
| Large Single | 47" × 79" |
| Double | 55" × 79" |
| Queen | 63" × 79" |
| King | 71" × 79" |
| Super King | 79" × 79" |
Care
Shipping & Returns
Free Shipping
We offer free standard shipping to most regions, including the United States, Canada, the European Union, the United Kingdom, and Australia.
Order Processing
Orders are processed within 1–4 business days and ship from our Shanghai or New York warehouse.
Delivery Time
Delivery usually takes 3–7 business days, depending on the destination. Once your order ships, you will receive a tracking email with detailed delivery information.
Returns
Most items are eligible for return within 14 days of delivery when unused and returned in their original packaging.
Refunds may be issued to the original payment method or as store credit, minus a 30% restocking fee.
For hygiene reasons, bedding and intimate items are non-returnable unless defective upon arrival.
Read our Shipping Policy and Return Policy for full details.
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