Wrapping, enclosure, and compression are related but not identical. Wrapping builds overlapping layers around the body. An enclosure is entered and then closed, as with a sleepsack. Compression describes pressure and can exist without either a mummy-like appearance or near-total immobility. Coverage, pressure, and remaining movement are separate preferences.

Unlike a wrist tie, mummification treats the body as one contained form. That can make the recipient feel transformed into a package, statue, cocoon, patient, captive, object, or display piece. The wrapper may enjoy the gradual process as much as the finished result.

Partial mummification focuses on one region or leaves selected limbs free. A full-body wrap may still leave the head, hands, feet, or another area exposed. A garment can cover almost everything while allowing more movement than a rigid wrap. 'Full coverage' therefore does not answer how tightly someone is held or what they can move.

The name borrows the silhouette of a wrapped mummy, not an unbroken sexual tradition from ancient burial. The American Museum of Natural History account of Egyptian mummification describes a funerary process of organ removal, drying with salt, and linen wrapping. Erotic mummification takes the visual idea of a body disappearing beneath layers while leaving the funerary practice in its own history.

Purpose-built encasement gear also has a documented modern history. Design historian Tom Cubbin traces the bondage sleepsack to Jim Stewart's experiments with army sleeping bags and the equipment sold by Fetters after it began in Britain in 1976. Stewart's full-length design separated the arms inside a body-shaped bag and appeared in canvas, leather, and latex versions.

• Overlapping film, bondage tape, bandage, or fabric wrapping
• Cocoon-like fabric layers that soften the body's outline
• Canvas, leather, latex, rubber, or neoprene sleepsacks
• Inflatable enclosures and vacuum beds that create broad pressure
• Partial encasement of the torso, legs, arms, or another large area

Broad pressure feels different from narrow rope or cuffs. It can create an even sense of being held and make the body's outline feel more noticeable. Some people compare the emotional effect to a weighted blanket or tight embrace, though mummification usually restricts movement much more strongly.

Stillness can quiet the number of available actions. The encased person may focus on breath, sound, temperature, the material against skin, or the wrapper moving around them. Small touches through the enclosure can feel pronounced because the rest of the body cannot respond in its usual way.

Material supplies its own sensory layer. Plastic crinkles and holds warmth. Fabric can feel soft and cocooning. Rubber has a distinct smell, stretch, shine, and pressure. A person may be interested in one material and indifferent to the rest.

Mummification changes the body into a simplified shape. Limbs disappear into the outline, layers cover familiar features, and the finished form may look clinical, futuristic, ritualistic, domestic, or surreal depending on the material.

That transformation can support objectification fantasies. The encased person may imagine being cargo, a doll, an exhibit, a captured specimen, or an anonymous form. Other people dislike object language and experience the same visual change as pampering, attention, or a private cocoon.

Photography and display can be central because the finished wrap is temporary. Colour, symmetry, exposed areas, labels, and layered textures may be planned for the image. For a material fetishist, the surface can matter more than the restraint.

The person doing the wrapping may enjoy craft, transformation, control, caretaking, or the deliberate reduction of movement. Each new layer changes the recipient's body and options. That slow progression can create anticipation before full encasement is reached.

The recipient may enjoy surrendering movement, becoming an object of attention, feeling compressed, or waiting while someone works around them. For some, the strongest moment is the final closure. For others, it is the later unwrapping and return of movement.

Mummification can be dominant and submissive, but it can also be collaborative body art. The wrapped person may direct the design, choose exposed areas, or treat the wrapper as a technician. The physical immobility does not settle the relationship role.

Mummification is bondage because it restricts movement, but it differs from wrist, ankle, or torso restraint in scale. Encasement is broader and can include close-fitting sacks, rubber enclosures, inflation, or a vacuum bed without a mummy-like wrapped appearance.

Predicament bondage preserves a difficult choice: one movement changes another restraint, posture, or sensation. Mummification usually removes options instead. A scene can combine both, but broad immobilisation alone is not a predicament.

Sensory deprivation reduces sight, sound, touch, or orientation. It often overlaps with encasement, but it is not automatic. Someone may want the face and senses open while the body is wrapped, or may want a blindfold while moving freely.

Mask and hood interests keep the focus on the head, face, identity, material, or a particular sense. They do not imply full-body containment. Latex and rubber interests likewise may centre on shine, scent, clothing, or touch rather than immobility.

Transformation fantasy, medical roleplay, objectification, capture fantasy, and display can all use encasement. The story, surface, or changed body shape may be the main interest even when the finished image also looks like bondage.

Name the material, coverage, pressure, movement, and meaning. 'I like being wrapped from shoulders to ankles with my face and hands free' is more informative than 'I like extreme bondage.' So is 'I am interested in rubber sleepsacks for the material, not objectification.'

Separate the finished state from the process. Some people love being slowly wrapped but do not want to stay enclosed. Others want a quick entry into a purpose-built enclosure and care most about the stillness that follows.

Fantasy and practice can also diverge. Total, indefinite, or machine-controlled encasement may be compelling in fiction while the wanted real experience is partial and brief. The scale of the fantasy does not need to become a practical target.