Swaddle Up Sleeper, perfect for temperature regulation, size S, made with 93% cotton. - Brand: LOVE TO DREAM - Model Name: SWADDLE UP ORIGINAL Swaddle Up - Size: S (3.5-6kg) - Material: 93% Cotton, 7% Polyurethane - Recommended Temperature: 20-24°C (68-75°F) Thank you for viewing. Currently sold on Amazon for 4690 yen. I purchased it but have kept it in storage without ever using it.