Why Your Reusable Pad Leaks at Night and How to Fix It

By Honour Your Flow | Published: 2026-10-14

Category: Handleidingen

Cloth pads leaking overnight usually come down to placement, absorbency, or a missing waterproof layer. Here's how to diagnose the cause and choose the right fix for your flow.

Quick answer

Most overnight cloth pad leaks come from one of three things: the pad has shifted during sleep, it lacks a waterproof layer, or its absorbency and length don't match your flow. Fix placement first, then check the waterproof backing, and finally consider a longer, thicker night pad if leaks continue.

Check placement before you blame the pad

A reusable pad that has slid forward, backward, or sideways during the night will leak no matter how absorbent it is. Before bed, press the pad firmly into your underwear and make sure the widest part sits under your vaginal opening, not in front of it. If you sleep on your side, angle the back of the pad slightly toward the side you sleep on, because gravity pulls fluid sideways, not just down.

Double poppers or snap wings help hold the pad in place, but they only work if the pad is centred and the underwear fits snugly. Loose underwear lets the pad bunch and creates gaps where fluid escapes. Try a pair of fitted briefs with a wide gusset and recheck the pad position right before you lie down.

Match absorbency and length to your flow

If your pad is soaked through by morning, it was too thin for your flow. Night pads are longer and flared at the back to catch trickle leaks when you are lying down, but length alone does not equal absorbency. Look at the inner layers: a pad with several layers of cotton fleece holds more before it reaches the waterproof backing.

For heavy flow or overnight incontinence, a pad designed for larger volume is the practical choice. If you are already using a heavy pad and still leaking, the issue is likely placement or the waterproof layer, not the absorbency level.

Confirm the waterproof layer is doing its job

A waterproof layer such as PUL stops fluid from passing through to your underwear, but it only works if it is intact and positioned correctly. Check for cracks, delamination, or wear along the edges. If the PUL is damaged, the pad will wick moisture even when the cotton layers are not fully saturated.

Also make sure the waterproof layer is not folded over or bunched. A folded PUL layer creates a channel where liquid can bypass the barrier. Smooth the pad flat before fastening it.

Adjust your nighttime routine

Changing your pad right before bed and emptying your bladder first reduces the volume the pad has to handle. If you wake during the night, a quick change to a fresh pad can prevent the second half of the night from becoming a leak. Keep a spare pad and a wet bag within reach so you are not tempted to delay.

For side sleepers, a pad with a wider back or a flared shape gives more coverage as you move. If you often wake on your back, a longer pad that extends further up the back of your underwear helps catch fluid that travels along the body.

Diagnose your overnight leak

Leak at the front or sides: The pad has shifted or is too narrow for your sleep position. Reposition the pad so the widest part is centred, and try a pad with a wider gusset or flared back. If repositioning and a wider pad do not stop front leaks, consider a longer night pad.
Leak through the middle of the pad: The pad is saturated. Add absorbency by choosing a pad with more inner cotton layers, or change the pad mid-night if you wake. If a heavy-flow pad still leaks through the middle after a few hours, your flow may need a pad designed for larger volume or a change schedule.
Leak at the back or along the edges: The waterproof layer may be damaged, folded, or missing. Check the PUL for cracks and smooth the pad flat before fastening. If the PUL is intact and the pad is smooth but leaks persist, the pad may be too short for back sleeping.
Leak only when lying on your side: Fluid travels sideways. Angle the back of the pad toward your side and choose a pad with a flared back for extra coverage. If side-sleeping leaks continue with a flared night pad, consider adding a second pad or a waterproof cover.

Products that address common leak causes

Coral Reef Night Pad Organic Cotton Reusable Period Pad Incontinence Pad: This is an HYF Night pad, which means it is long, flared at the back, and made to catch trickle leaks that we get when lying down. This Extra Thick version has THREE layers of organic cotton fleece inside and a layer of waterproof PUL, all backed with turquoise organic cotton jersey. Double poppers keep it in place. The flared back and extra cotton layers suit back and side sleepers who need more coverage and absorbency, while the double poppers reduce shifting.
Northern Lights Slim Mega Pad - Organic Cotton Reusable Period Pad: A very large reusable sanitary pad for your very heavy days, measuring 13.5" and 3.5" at the gusset. This pad is one of the thickest we make, with four inner layers of organic cotton fleece as well as the top layer of velour. The Slim Mega pad also has an inner layer of waterproof PUL, and is backed with black organic cotton jersey. The four inner fleece layers and 13.5-inch length give high capacity for heavy flow, and the PUL layer prevents strike-through if the pad is positioned correctly.